deps: update dependency com.google.api.grpc:proto-google-common-proto…

…s to v2.6.0 (#578)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.api.grpc:proto-google-common-protos](https://togithub.com/googleapis/java-common-protos) | `2.5.0` -> `2.6.0` | [![age](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.6.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.6.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.6.0/compatibility-slim/2.5.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.6.0/confidence-slim/2.5.0)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-common-protos</summary>

### [`v2.6.0`](https://togithub.com/googleapis/java-common-protos/blob/master/CHANGELOG.md#&#8203;260-httpswwwgithubcomgoogleapisjava-common-protoscomparev251v260-2021-10-14)

[Compare Source](https://togithub.com/googleapis/java-common-protos/compare/v2.5.1...v2.6.0)

##### Features

-   add API classes for routing information ([#&#8203;241](https://www.togithub.com/googleapis/java-common-protos/issues/241)) ([d1136e1](https://www.github.com/googleapis/java-common-protos/commit/d1136e139cd74bef717a73b3a8fc3b82055ab18e))

##### Dependencies

-   update dependency com.google.protobuf:protobuf-bom to v3.18.1 ([#&#8203;237](https://www.togithub.com/googleapis/java-common-protos/issues/237)) ([e6da4bb](https://www.github.com/googleapis/java-common-protos/commit/e6da4bb3ba18fa39eae1fbe04c65b866097e5801))
-   update dependency com.google.protobuf:protobuf-java to v3.18.1 ([#&#8203;238](https://www.togithub.com/googleapis/java-common-protos/issues/238)) ([92ec21a](https://www.github.com/googleapis/java-common-protos/commit/92ec21ae83951a6b05da343c5f4bf3e8b9942b6d))
-   update dependency io.grpc:grpc-bom to v1.41.0 and com.google.guava:guava to v31 ([#&#8203;244](https://www.togithub.com/googleapis/java-common-protos/issues/244)) ([f0c638a](https://www.github.com/googleapis/java-common-protos/commit/f0c638a178e8ee02883f6570110f614f154f4814))

##### [2.5.1](https://www.github.com/googleapis/java-common-protos/compare/v2.5.0...v2.5.1) (2021-09-24)

##### Dependencies

-   update dependency com.google.protobuf:protobuf-bom to v3.18.0 ([#&#8203;224](https://www.togithub.com/googleapis/java-common-protos/issues/224)) ([7b41003](https://www.github.com/googleapis/java-common-protos/commit/7b4100372c2f614c929f27f1659d9d1b6bd7d716))
-   update dependency com.google.protobuf:protobuf-java to v3.18.0 ([#&#8203;225](https://www.togithub.com/googleapis/java-common-protos/issues/225)) ([9205c62](https://www.github.com/googleapis/java-common-protos/commit/9205c625308f82c4a2bf512b20b81bb5484a5ae9))
-   update dependency io.grpc:grpc-protobuf to v1.41.0 ([#&#8203;228](https://www.togithub.com/googleapis/java-common-protos/issues/228)) ([484e5c1](https://www.github.com/googleapis/java-common-protos/commit/484e5c111a7030693fb6462ac3e4b8928ddca3f3))
-   update dependency io.grpc:grpc-stub to v1.41.0 ([#&#8203;229](https://www.togithub.com/googleapis/java-common-protos/issues/229)) ([82de6a1](https://www.github.com/googleapis/java-common-protos/commit/82de6a18804e4c88b6f10422b2781a869aa61078))

### [`v2.5.1`](https://togithub.com/googleapis/java-common-protos/blob/master/CHANGELOG.md#&#8203;251-httpswwwgithubcomgoogleapisjava-common-protoscomparev250v251-2021-09-24)

[Compare Source](https://togithub.com/googleapis/java-common-protos/compare/v2.5.0...v2.5.1)

</details>

---

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pom.xml

@@ -153,7 +153,7 @@
     <site.installationModule>google-cloud-core-parent</site.installationModule>
     <gax.version>2.5.0</gax.version>
     <google.api-common.version>2.0.5</google.api-common.version>
-    <google.common-protos.version>2.5.0</google.common-protos.version>
+    <google.common-protos.version>2.6.0</google.common-protos.version>
     <google.iam.version>1.1.6</google.iam.version>
     <google.auth.version>1.2.1</google.auth.version>
     <google.api.version>1.32.2</google.api.version>