Bump libphonenumber from 8.12.50 to 8.12.51

Bumps [libphonenumber](https://github.com/google/libphonenumber) from 8.12.50 to 8.12.51.
- [Release notes](https://github.com/google/libphonenumber/releases)
- [Changelog](https://github.com/google/libphonenumber/blob/master/making-metadata-changes.md)
- [Commits](https://github.com/google/libphonenumber/compare/v8.12.50...v8.12.51)

---
updated-dependencies:
- dependency-name: com.googlecode.libphonenumber:libphonenumber
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

matrix-sdk-android/build.gradle

@@ -199,7 +199,7 @@ dependencies {
     implementation libs.apache.commonsImaging
 
     // Phone number https://github.com/google/libphonenumber
-    implementation 'com.googlecode.libphonenumber:libphonenumber:8.12.50'
+    implementation 'com.googlecode.libphonenumber:libphonenumber:8.12.51'
 
     testImplementation libs.tests.junit
     // Note: version sticks to 1.9.2 due to https://github.com/mockk/mockk/issues/281

vector/build.gradle

@@ -389,7 +389,7 @@ dependencies {
     implementation 'com.facebook.stetho:stetho:1.6.0'
 
     // Phone number https://github.com/google/libphonenumber
-    implementation 'com.googlecode.libphonenumber:libphonenumber:8.12.50'
+    implementation 'com.googlecode.libphonenumber:libphonenumber:8.12.51'
 
     // FlowBinding
     implementation libs.github.flowBinding