upgrade protoc and protoc-gen-grpc-java version

[acgtun]

With the current protoc and protoc-gen-grpc-java version, it cannot compile on Mac computers with Apple silicon (M1, M2, M3).
Compile Errors

Execution failed for task ':idl:generateProto'.
> Could not resolve all files for configuration ':idl:protobufToolsLocator_protoc'.
   > Could not find protoc-3.6.1-osx-aarch_64.exe (com.google.protobuf:protoc:3.6.1).

Execution failed for task ':idl:generateProto'.
> Could not resolve all files for configuration ':idl:protobufToolsLocator_grpc'.
   > Could not find protoc-gen-grpc-java-1.15.1-osx-aarch_64.exe (io.grpc:protoc-gen-grpc-java:1.15.1).

Both the above libraries cannot be found under

• https://repo1.maven.org/maven2/com/google/protobuf/protoc/3.6.1/
• https://repo1.maven.org/maven2/io/grpc/protoc-gen-grpc-java/1.15.1/

but can found in

• https://repo1.maven.org/maven2/com/google/protobuf/protoc/3.18.0/
• https://repo1.maven.org/maven2/io/grpc/protoc-gen-grpc-java/1.50.0/

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