clang-format

src/core/ext/client_config/subchannel_index.c

src/core/ext/transport/chttp2/transport/frame_goaway.c

src/core/ext/transport/chttp2/transport/hpack_parser.c

src/core/lib/channel/channel_args.c

src/core/lib/transport/metadata.c

test/core/end2end/fuzzers/api_fuzzer.c