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

…to v6.81.0 (#3427)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-spanner](https://redirect.github.com/googleapis/java-spanner) | `6.79.0` -> `6.81.0` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-spanner/6.81.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-spanner/6.81.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-spanner/6.79.0/6.81.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-spanner/6.79.0/6.81.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

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

### [`v6.81.0`](https://redirect.github.com/googleapis/java-spanner/blob/HEAD/CHANGELOG.md#6810-2024-11-01)

[Compare Source](https://redirect.github.com/googleapis/java-spanner/compare/v6.80.1...v6.81.0)

##### Features

-   Client built in metrics ([#&#8203;3408](https://redirect.github.com/googleapis/java-spanner/issues/3408)) ([6a36103](https://redirect.github.com/googleapis/java-spanner/commit/6a3610379d1d0eee741d5ef4b30e811ff5a67bc0))

##### Dependencies

-   Update dependency com.google.cloud:google-cloud-monitoring to v3.54.0 ([#&#8203;3439](https://redirect.github.com/googleapis/java-spanner/issues/3439)) ([cdec63f](https://redirect.github.com/googleapis/java-spanner/commit/cdec63f84ef9b615adf19e4611b2dc223eec687b))

### [`v6.80.1`](https://redirect.github.com/googleapis/java-spanner/blob/HEAD/CHANGELOG.md#6801-2024-10-28)

[Compare Source](https://redirect.github.com/googleapis/java-spanner/compare/v6.80.0...v6.80.1)

##### Dependencies

-   Update googleapis/sdk-platform-java action to v2.49.0 ([#&#8203;3430](https://redirect.github.com/googleapis/java-spanner/issues/3430)) ([beb788c](https://redirect.github.com/googleapis/java-spanner/commit/beb788c05d099a0c5edeabb7ed63f4a6a7a24c16))
-   Update sdk platform java dependencies ([#&#8203;3431](https://redirect.github.com/googleapis/java-spanner/issues/3431)) ([eef03e9](https://redirect.github.com/googleapis/java-spanner/commit/eef03e9e5a5ce9d4fcf9728d6b14630bbb99afce))

### [`v6.80.0`](https://redirect.github.com/googleapis/java-spanner/blob/HEAD/CHANGELOG.md#6800-2024-10-25)

[Compare Source](https://redirect.github.com/googleapis/java-spanner/compare/v6.79.0...v6.80.0)

##### Features

-   Enabling endToEndTracing support in Connection API ([#&#8203;3412](https://redirect.github.com/googleapis/java-spanner/issues/3412)) ([16cc6ee](https://redirect.github.com/googleapis/java-spanner/commit/16cc6eed58cf735026d7757a28f61f29821a14bf))

##### Dependencies

-   Update dependency com.google.cloud:sdk-platform-java-config to v3.38.0 ([#&#8203;3424](https://redirect.github.com/googleapis/java-spanner/issues/3424)) ([b727453](https://redirect.github.com/googleapis/java-spanner/commit/b727453b93d1089f76e1b908255610cc2796da43))
-   Update dependency io.opentelemetry:opentelemetry-bom to v1.43.0 ([#&#8203;3399](https://redirect.github.com/googleapis/java-spanner/issues/3399)) ([a755c6c](https://redirect.github.com/googleapis/java-spanner/commit/a755c6c2f44cc3eb0f5a54cd58244cebc62b7a4f))
-   Update dependency io.opentelemetry:opentelemetry-sdk-testing to v1.43.0 ([#&#8203;3398](https://redirect.github.com/googleapis/java-spanner/issues/3398)) ([693243a](https://redirect.github.com/googleapis/java-spanner/commit/693243afae34610441345645f627bf199e8ddb8b))
-   Update googleapis/sdk-platform-java action to v2.48.0 ([#&#8203;3422](https://redirect.github.com/googleapis/java-spanner/issues/3422)) ([d5d1f55](https://redirect.github.com/googleapis/java-spanner/commit/d5d1f55d7e8e8f9aa89b7ab9e5f5bd0464bf0e1a))

##### Documentation

-   Fix tracing sample to exit when completed, and use custom monitored resource for export ([#&#8203;3287](https://redirect.github.com/googleapis/java-spanner/issues/3287)) ([ddb65b1](https://redirect.github.com/googleapis/java-spanner/commit/ddb65b197a6f311c2bb8ec9856ea968f3a31d62a))

</details>

---

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benchmarks/pom.xml

@@ -92,7 +92,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner</artifactId>
-      <version>6.79.0</version>
+      <version>6.81.0</version>
     </dependency>
     <dependency>
       <groupId>commons-cli</groupId>

samples/install-without-bom/pom.xml

@@ -33,7 +33,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner</artifactId>
-      <version>6.79.0</version>
+      <version>6.81.0</version>
     </dependency>
     <!-- [END spanner_install_without_bom] -->