Bump libphonenumber-csharp from 8.13.50 to 8.13.52 (#371)

Bumps [libphonenumber-csharp](https://github.com/twcclegg/libphonenumber-csharp) from 8.13.50 to 8.13.52.
- [Release notes](https://github.com/twcclegg/libphonenumber-csharp/releases)
- [Commits](twcclegg/libphonenumber-csharp@v8.13.50...v8.13.52)

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

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

src/Tingle.Extensions.PhoneValidators/Tingle.Extensions.PhoneValidators.csproj

@@ -13,7 +13,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="libphonenumber-csharp" Version="8.13.50" />
+    <PackageReference Include="libphonenumber-csharp" Version="8.13.52" />
   </ItemGroup>
 
 </Project>