[sign_in]: Bump mockito-inline (#6962)

Bumps [mockito-inline](https://github.com/mockito/mockito) from 4.7.0 to 5.0.0.
- [Release notes](https://github.com/mockito/mockito/releases)
- [Commits](mockito/mockito@v4.7.0...v5.0.0)

---
updated-dependencies:
- dependency-name: org.mockito:mockito-inline
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

packages/google_sign_in/google_sign_in_android/android/build.gradle

@@ -53,5 +53,5 @@ dependencies {
     implementation 'com.google.android.gms:play-services-auth:20.4.0'
     implementation 'com.google.guava:guava:31.1-android'
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'org.mockito:mockito-inline:4.7.0'
+    testImplementation 'org.mockito:mockito-inline:5.0.0'
 }