Bump io.realm:realm-gradle-plugin from 10.15.1 to 10.16.0 (#8499)

Bumps [io.realm:realm-gradle-plugin](https://github.com/realm/realm-java) from 10.15.1 to 10.16.0.
- [Changelog](https://github.com/realm/realm-java/blob/main/CHANGELOG.md)
- [Commits](realm/realm-java@v10.15.1...v10.16.0)

---
updated-dependencies:
- dependency-name: io.realm:realm-gradle-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

matrix-sdk-android/build.gradle

@@ -17,7 +17,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath "io.realm:realm-gradle-plugin:10.15.1"
+        classpath "io.realm:realm-gradle-plugin:10.16.0"
     }
 }