chore(deps): update dependency com.google.cloud:google-cloud-spanner-jdbc to v2.13.1 (#1357)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-spanner-jdbc](https://togithub.com/googleapis/java-spanner-jdbc) | `2.13.0` -> `2.13.1` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-spanner-jdbc/2.13.1?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-spanner-jdbc/2.13.1?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-spanner-jdbc/2.13.0/2.13.1?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-spanner-jdbc/2.13.0/2.13.1?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

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

### [`v2.13.1`](https://togithub.com/googleapis/java-spanner-jdbc/blob/HEAD/CHANGELOG.md#2131-2023-09-21)

[Compare Source](https://togithub.com/googleapis/java-spanner-jdbc/compare/v2.13.0...v2.13.1)

##### Dependencies

-   Update dependency org.springframework.boot:spring-boot-starter-data-jdbc to v3.1.4 ([#&#8203;1353](https://togithub.com/googleapis/java-spanner-jdbc/issues/1353)) ([88cd905](https://togithub.com/googleapis/java-spanner-jdbc/commit/88cd905bece9c8da7f26b637392e35ab2536edeb))

</details>

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Author: renovate-bot

samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner-jdbc</artifactId>
-      <version>2.13.0</version>
+      <version>2.13.1</version>
     </dependency>
     <!-- [END spanner-jdbc_install_without_bom] -->
 

samples/spring-data-jdbc/pom.xml

@@ -48,7 +48,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-spanner-jdbc</artifactId>
-      <version>2.13.0</version>
+      <version>2.13.1</version>
     </dependency>
     <dependency>
       <groupId>org.postgresql</groupId>