chore(deps): update dependency com.google.cloud:google-cloud-spanner-…

…jdbc to v2.1.0 (#471)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-spanner-jdbc](https://togithub.com/googleapis/java-spanner-jdbc) | `2.0.2` -> `2.1.0` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-spanner-jdbc/2.1.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-spanner-jdbc/2.1.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-spanner-jdbc/2.1.0/compatibility-slim/2.0.2)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-spanner-jdbc/2.1.0/confidence-slim/2.0.2)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-spanner-jdbc</summary>

### [`v2.1.0`](https://togithub.com/googleapis/java-spanner-jdbc/blob/master/CHANGELOG.md#&#8203;210-httpswwwgithubcomgoogleapisjava-spanner-jdbccomparev202v210-2021-05-18)

[Compare Source](https://togithub.com/googleapis/java-spanner-jdbc/compare/v2.0.2...v2.1.0)

##### Features

-   allow get/set Spanner Value instances ([#&#8203;454](https://www.github.com/googleapis/java-spanner-jdbc/issues/454)) ([d6935b8](https://www.github.com/googleapis/java-spanner-jdbc/commit/d6935b863349c58cfdd44d6ce20dba6f5dbc1472)), closes [#&#8203;452](https://www.github.com/googleapis/java-spanner-jdbc/issues/452)

##### Bug Fixes

-   NPE was thrown when getting an array of structs from a ResultSet ([#&#8203;445](https://www.github.com/googleapis/java-spanner-jdbc/issues/445)) ([1dfb37b](https://www.github.com/googleapis/java-spanner-jdbc/commit/1dfb37b27ee661718fe80be0bf260c40f4b15582)), closes [#&#8203;444](https://www.github.com/googleapis/java-spanner-jdbc/issues/444)

##### Dependencies

-   update dependency com.google.cloud:google-cloud-shared-dependencies to v1.1.0 ([#&#8203;463](https://www.github.com/googleapis/java-spanner-jdbc/issues/463)) ([f148c71](https://www.github.com/googleapis/java-spanner-jdbc/commit/f148c71bef2b762d7b4475ba7f28443c7938c394))
-   update dependency com.google.cloud:google-cloud-spanner-bom to v6.4.0 ([#&#8203;453](https://www.github.com/googleapis/java-spanner-jdbc/issues/453)) ([7dac8b3](https://www.github.com/googleapis/java-spanner-jdbc/commit/7dac8b3e43625aa28be214bd735fc3386770de04))
-   update dependency com.google.cloud:google-cloud-spanner-bom to v6.4.4 ([#&#8203;464](https://www.github.com/googleapis/java-spanner-jdbc/issues/464)) ([eeb31c0](https://www.github.com/googleapis/java-spanner-jdbc/commit/eeb31c050fda116203d9da5c4a80c7f1c6a6cac4))

##### [2.0.2](https://www.github.com/googleapis/java-spanner-jdbc/compare/v2.0.1...v2.0.2) (2021-04-26)

##### Bug Fixes

-   release scripts from issuing overlapping phases ([#&#8203;434](https://www.github.com/googleapis/java-spanner-jdbc/issues/434)) ([b2eec0f](https://www.github.com/googleapis/java-spanner-jdbc/commit/b2eec0f079e64f5c21b89bbc0b02e3e981d6469a))
-   typo ([#&#8203;431](https://www.github.com/googleapis/java-spanner-jdbc/issues/431)) ([a0b158b](https://www.github.com/googleapis/java-spanner-jdbc/commit/a0b158bf9931d610779dec51ca61107078e9398e))

##### Dependencies

-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.21.1 ([#&#8203;438](https://www.github.com/googleapis/java-spanner-jdbc/issues/438)) ([aa56b5c](https://www.github.com/googleapis/java-spanner-jdbc/commit/aa56b5c1d5e3b1ccdaa0d5b877deccbda5aa0061))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v1 ([#&#8203;441](https://www.github.com/googleapis/java-spanner-jdbc/issues/441)) ([df7f0e7](https://www.github.com/googleapis/java-spanner-jdbc/commit/df7f0e796c03f9607e57b4b6ba999c92ea14c58d))
-   update dependency com.google.cloud:google-cloud-spanner-bom to v6.2.1 ([#&#8203;430](https://www.github.com/googleapis/java-spanner-jdbc/issues/430)) ([212d9d0](https://www.github.com/googleapis/java-spanner-jdbc/commit/212d9d05c4f28ade71ab5484792188b11a5bcd8b))
-   update dependency com.google.cloud:google-cloud-spanner-bom to v6.3.3 ([#&#8203;439](https://www.github.com/googleapis/java-spanner-jdbc/issues/439)) ([a128c4c](https://www.github.com/googleapis/java-spanner-jdbc/commit/a128c4cbe0e6b66f9276b71f7733a46645186e88))

##### [2.0.1](https://www.github.com/googleapis/java-spanner-jdbc/compare/v2.0.0...v2.0.1) (2021-04-13)

##### Dependencies

-   update dependency com.google.cloud:google-cloud-shared-dependencies to v0.21.0 ([#&#8203;423](https://www.github.com/googleapis/java-spanner-jdbc/issues/423)) ([e0cf14a](https://www.github.com/googleapis/java-spanner-jdbc/commit/e0cf14a4dd087532924f49bb8e0431e1d681c7e8))
-   update dependency com.google.cloud:google-cloud-spanner-bom to v6.2.0 ([#&#8203;420](https://www.github.com/googleapis/java-spanner-jdbc/issues/420)) ([fdd8809](https://www.github.com/googleapis/java-spanner-jdbc/commit/fdd880943394e4760c26eadc3a87d5a298591eb1))

</details>

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samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner-jdbc</artifactId>
-      <version>2.0.2</version>
+      <version>2.1.0</version>
     </dependency>
     <!-- [END spanner-jdbc_install_without_bom] -->