bazel: Add compatibility for --incompatible_load_cc_rules_from_bzl

compiler/BUILD.bazel

@@ -1,3 +1,4 @@
+load("@rules_cc//cc:defs.bzl", "cc_binary")
 load("//:java_grpc_library.bzl", "java_rpc_toolchain")
 
 # This should not generally be referenced. Users should use java_grpc_library
@@ -8,10 +9,10 @@ cc_binary(
         "src/java_plugin/cpp/java_generator.h",
         "src/java_plugin/cpp/java_plugin.cpp",
     ],
+    visibility = ["//visibility:public"],
     deps = [
         "@com_google_protobuf//:protoc_lib",
     ],
-    visibility = ["//visibility:public"],
 )
 
 java_library(