Convert Java rules to use Toolchain Resolution

Toolchain resolution is available in native rules. Java rules should be updated to use toolchain resolution and platforms, rather than the existing javabase and java_toolchain options in [JavaOptions](https://source.bazel.build/bazel/+/5be4dd62ee5d7bf3730ab2099829dc7f87ef2e94:src/main/java/com/google/devtools/build/lib/rules/java/JavaOptions.java;l=43).