deps: update dependency com.google.cloud:google-cloud-dataproc-metastore-bom to v2.4.0 (#4608)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-dataproc-metastore-bom](https://togithub.com/googleapis/java-dataproc-metastore) | `2.3.1` -> `2.4.0` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dataproc-metastore-bom/2.4.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dataproc-metastore-bom/2.4.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dataproc-metastore-bom/2.4.0/compatibility-slim/2.3.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-dataproc-metastore-bom/2.4.0/confidence-slim/2.3.1)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-dataproc-metastore</summary>

### [`v2.4.0`](https://togithub.com/googleapis/java-dataproc-metastore/blob/HEAD/CHANGELOG.md#&#8203;240-httpsgithubcomgoogleapisjava-dataproc-metastorecomparev231v240-2022-07-01)

[Compare Source](https://togithub.com/googleapis/java-dataproc-metastore/compare/v2.3.1...v2.4.0)

##### Features

-   Enable REST transport for most of Java and Go clients ([#&#8203;250](https://togithub.com/googleapis/java-dataproc-metastore/issues/250)) ([801cded](https://togithub.com/googleapis/java-dataproc-metastore/commit/801cded57be5f40c3ceeb08b5bd2c6455435f223))

##### Bug Fixes

-   update gapic-generator-java with mock service generation fixes ([#&#8203;256](https://togithub.com/googleapis/java-dataproc-metastore/issues/256)) ([0b256a7](https://togithub.com/googleapis/java-dataproc-metastore/commit/0b256a733c075995bb2cbca290ec169391943032))

</details>

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Author: renovate-bot

google-cloud-bom/pom.xml

@@ -345,7 +345,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-dataproc-metastore-bom</artifactId>
-        <version>2.3.1</version>
+        <version>2.4.0</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>