Print Blender branch when running --version command

Ref: !121769

source/creator/creator_args.cc

@@ -593,6 +593,7 @@ static void print_version_full()
   printf("\tbuild commit date: %s\n", build_commit_date);
   printf("\tbuild commit time: %s\n", build_commit_time);
   printf("\tbuild hash: %s\n", build_hash);
+  printf("\tbuild branch: %s\n", build_branch);
   printf("\tbuild platform: %s\n", build_platform);
   printf("\tbuild type: %s\n", build_type);
   printf("\tbuild c flags: %s\n", build_cflags);