build(deps): update dependency com.google.cloud:google-cloud-shared-config to v1.5.1 (#399)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-shared-config](https://togithub.com/googleapis/java-shared-config) | `1.5.0` -> `1.5.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/1.5.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/1.5.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/1.5.1/compatibility-slim/1.5.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/1.5.1/confidence-slim/1.5.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-shared-config</summary>

### [`v1.5.1`](https://togithub.com/googleapis/java-shared-config/blob/HEAD/CHANGELOG.md#&#8203;151-httpsgithubcomgoogleapisjava-shared-configcomparev150v151-2022-06-30)

[Compare Source](https://togithub.com/googleapis/java-shared-config/compare/v1.5.0...v1.5.1)

##### Dependencies

-   update dependency org.graalvm.buildtools:junit-platform-native to v0.9.12 ([#&#8203;482](https://togithub.com/googleapis/java-shared-config/issues/482)) ([fbfc6dc](https://togithub.com/googleapis/java-shared-config/commit/fbfc6dc1329faaead3a3114c8599d9267722e7f0))
-   update dependency org.graalvm.buildtools:native-maven-plugin to v0.9.12 ([#&#8203;483](https://togithub.com/googleapis/java-shared-config/issues/483)) ([336cb78](https://togithub.com/googleapis/java-shared-config/commit/336cb7827b36583228c9e2b85871ae72f4c55975))

</details>

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Author: renovate-bot

java-notebooks/google-cloud-notebooks-bom/pom.xml

@@ -8,7 +8,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-shared-config</artifactId>
-    <version>1.5.0</version>
+    <version>1.5.1</version>
   </parent>
 
   <name>Google AI Platform Notebooks BOM</name>

java-notebooks/pom.xml

@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-shared-config</artifactId>
-    <version>1.5.0</version>
+    <version>1.5.1</version>
   </parent>
 
   <developers>