[8.8.0] Remove the client gRPC message size limit

[bazel-io]

Forked from #29823

[bazel-io]

Cherry-pick was attempted but there were merge conflicts in the following file(s). Please resolve manually.

src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java

cc: @bazelbuild/triage