deps: update dependency com.google.cloud:google-cloud-firestore-bom t…

…o v3.15.7 (#6304)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-firestore-bom](https://togithub.com/googleapis/java-firestore) | `3.15.4` -> `3.15.7` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-firestore-bom/3.15.7?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-firestore-bom/3.15.7?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-firestore-bom/3.15.4/3.15.7?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-firestore-bom/3.15.4/3.15.7?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

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> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

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### Release Notes

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

### [`v3.15.7`](https://togithub.com/googleapis/java-firestore/blob/HEAD/CHANGELOG.md#3157-2023-12-01)

[Compare Source](https://togithub.com/googleapis/java-firestore/compare/v3.15.6...v3.15.7)

##### Dependencies

-   Update dependency com.google.cloud:google-cloud-shared-dependencies to v3.20.0 ([#&#8203;1490](https://togithub.com/googleapis/java-firestore/issues/1490)) ([73a85e7](https://togithub.com/googleapis/java-firestore/commit/73a85e7b39bee9024ec06995c5d2a269ddf61503))

### [`v3.15.6`](https://togithub.com/googleapis/java-firestore/blob/HEAD/CHANGELOG.md#3156-2023-11-22)

[Compare Source](https://togithub.com/googleapis/java-firestore/compare/v3.15.5...v3.15.6)

##### Dependencies

-   Update beam.version to v2.52.0 ([#&#8203;1480](https://togithub.com/googleapis/java-firestore/issues/1480)) ([45e33f7](https://togithub.com/googleapis/java-firestore/commit/45e33f771e012c2ad889466191de03375b7a1e83))
-   Update dependency org.apache.commons:commons-lang3 to v3.14.0 ([#&#8203;1482](https://togithub.com/googleapis/java-firestore/issues/1482)) ([3ef71f8](https://togithub.com/googleapis/java-firestore/commit/3ef71f8da4c07a5e9ef3a44e3f30290d20382c10))

### [`v3.15.5`](https://togithub.com/googleapis/java-firestore/blob/HEAD/CHANGELOG.md#3155-2023-11-14)

[Compare Source](https://togithub.com/googleapis/java-firestore/compare/v3.15.4...v3.15.5)

##### Bug Fixes

-   Prevent watch stream from emitting events after close. ([#&#8203;1471](https://togithub.com/googleapis/java-firestore/issues/1471)) ([ee3f8c0](https://togithub.com/googleapis/java-firestore/commit/ee3f8c0c6e2c8aff64f429e8eea649cc6614c74f))

##### Dependencies

-   Update actions/github-script action to v7 ([#&#8203;1473](https://togithub.com/googleapis/java-firestore/issues/1473)) ([1097a0b](https://togithub.com/googleapis/java-firestore/commit/1097a0b97c1dff40c07b657417db4ac431822619))
-   Update actions/github-script action to v7 ([#&#8203;1475](https://togithub.com/googleapis/java-firestore/issues/1475)) ([d848d87](https://togithub.com/googleapis/java-firestore/commit/d848d875738260cde620f5cedfc15bf4dae31aac))

</details>

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google-cloud-bom/pom.xml

@@ -200,7 +200,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-firestore-bom</artifactId>
-        <version>3.15.4</version>
+        <version>3.15.7</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>