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

… to v2.12.0 (#2279)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-bigtable](https://togithub.com/googleapis/java-bigtable) | `2.11.2` -> `2.12.0` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.12.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.12.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.12.0/compatibility-slim/2.11.2)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-bigtable/2.12.0/confidence-slim/2.11.2)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

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

### [`v2.12.0`](https://togithub.com/googleapis/java-bigtable/blob/HEAD/CHANGELOG.md#&#8203;2120-httpsgithubcomgoogleapisjava-bigtablecomparev2112v2120-2022-09-15)

[Compare Source](https://togithub.com/googleapis/java-bigtable/compare/v2.11.2...v2.12.0)

##### Features

-   **generated:** Publish CBT deletion_protection field in Table, UpdateTableRequest, and UpdateTable API ([f1f3f05](https://togithub.com/googleapis/java-bigtable/commit/f1f3f05ae2dc84a8dc853eb5467fbd157b7293c3))

##### Dependencies

-   Update dependency com.google.cloud:google-cloud-monitoring-bom to v3.4.3 ([#&#8203;1386](https://togithub.com/googleapis/java-bigtable/issues/1386)) ([f460373](https://togithub.com/googleapis/java-bigtable/commit/f460373eb74776fae1787b74392b508643e6139f))
-   Update dependency com.google.cloud:google-cloud-monitoring-bom to v3.4.3 ([#&#8203;1387](https://togithub.com/googleapis/java-bigtable/issues/1387)) ([e339cb1](https://togithub.com/googleapis/java-bigtable/commit/e339cb186289fa53a0d65c3d77fb7edbae737882))
-   Update dependency com.google.cloud:google-cloud-monitoring-bom to v3.4.4 ([#&#8203;1395](https://togithub.com/googleapis/java-bigtable/issues/1395)) ([a2db183](https://togithub.com/googleapis/java-bigtable/commit/a2db183dea46cd83ea70bb89848e0579b9c61fac))
-   Update dependency com.google.cloud:google-cloud-shared-dependencies to v3.0.2 ([#&#8203;1384](https://togithub.com/googleapis/java-bigtable/issues/1384)) ([ee3b256](https://togithub.com/googleapis/java-bigtable/commit/ee3b256a62c2665e2c4230d9acfc14c3d5c2aebf))
-   Update dependency com.google.cloud:google-cloud-shared-dependencies to v3.0.3 ([#&#8203;1393](https://togithub.com/googleapis/java-bigtable/issues/1393)) ([df6c6c7](https://togithub.com/googleapis/java-bigtable/commit/df6c6c79715ecc7b99e026ce8dfa8645765fc9d5))

</details>

---

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samples/install-without-bom/pom.xml

@@ -63,7 +63,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.11.2</version>
+      <version>2.12.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>

samples/snapshot/pom.xml

@@ -61,7 +61,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.11.2</version>
+      <version>2.12.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>

samples/snippets/pom.xml

@@ -79,7 +79,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.11.2</version>
+      <version>2.12.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>