deps: update dependency com.google.cloud:google-cloud-core to v2.8.11 (#935)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-core](https://github.com/googleapis/java-core) | `2.8.10` -> `2.8.11` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-core/2.8.11/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-core/2.8.11/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-core/2.8.11/compatibility-slim/2.8.10)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-core/2.8.11/confidence-slim/2.8.10)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-core</summary>

### [`v2.8.11`](https://github.com/googleapis/java-core/blob/HEAD/CHANGELOG.md#&#8203;2811-httpsgithubcomgoogleapisjava-corecomparev2810v2811-2022-09-08)

[Compare Source](https://github.com/googleapis/java-core/compare/v2.8.10...v2.8.11)

##### Dependencies

-   Update dependency com.google.auth:google-auth-library-bom to v1.11.0 ([#&#8203;911](https://github.com/googleapis/java-core/issues/911)) ([4656905](https://github.com/googleapis/java-core/commit/4656905956504e4bc4fe224d1f8cd70bbab614d8))

</details>

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Author: renovate-bot

errorreporting/install-without-bom/pom.xml

@@ -36,7 +36,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.10</version>
+      <version>2.8.11</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>

errorreporting/snapshot/pom.xml

@@ -35,7 +35,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.10</version>
+      <version>2.8.11</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>