deps: update dependency com.google.cloud.samples:shared-configuration…

… to v1.0.13 (#84)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [com.google.cloud.samples:shared-configuration](https://togithub.com/GoogleCloudPlatform/java-repo-tools) | patch | `1.0.11` -> `1.0.13` |
| [com.google.cloud.samples:shared-configuration](https://togithub.com/GoogleCloudPlatform/java-repo-tools) | patch | `1.0.12` -> `1.0.13` |

---

### Release Notes

<details>
<summary>GoogleCloudPlatform/java-repo-tools</summary>

### [`v1.0.13`](https://togithub.com/GoogleCloudPlatform/java-repo-tools/releases/v1.0.13)

[Compare Source](https://togithub.com/GoogleCloudPlatform/java-repo-tools/compare/v1.0.12...v1.0.13)

Fix some issues w/ Checkstyle configuration.  We left the option to turn it off out.

### [`v1.0.12`](https://togithub.com/GoogleCloudPlatform/java-repo-tools/releases/v1.0.12)

[Compare Source](https://togithub.com/GoogleCloudPlatform/java-repo-tools/compare/v1.0.11...v1.0.12)

Updates Checkstyle to latest.
Updates many plugins to latest including Checkstyle.

</details>

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samples/pom.xml

@@ -18,7 +18,7 @@
   <parent>
     <groupId>com.google.cloud.samples</groupId>
     <artifactId>shared-configuration</artifactId>
-    <version>1.0.11</version>
+    <version>1.0.13</version>
   </parent>
 
   <properties>

samples/snapshot/pom.xml

@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud.samples</groupId>
     <artifactId>shared-configuration</artifactId>
-    <version>1.0.12</version>
+    <version>1.0.13</version>
   </parent>
 
   <properties>

samples/snippets/pom.xml

@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud.samples</groupId>
     <artifactId>shared-configuration</artifactId>
-    <version>1.0.12</version>
+    <version>1.0.13</version>
   </parent>
 
   <properties>