Clang fmt and copyright sanity

test/cpp/qps/qps_json_driver.cc

tools/jenkins/run_qps_diff.sh

tools/jenkins/run_trickle_diff.sh

tools/profiling/microbenchmarks/bm_diff/bm_build.py

tools/profiling/microbenchmarks/bm_diff/bm_constants.py

tools/profiling/microbenchmarks/bm_diff/bm_diff.py

tools/profiling/microbenchmarks/bm_diff/bm_main.py

tools/profiling/microbenchmarks/bm_diff/bm_run.py

tools/profiling/microbenchmarks/bm_diff/bm_speedup.py

tools/profiling/qps/qps_diff.py

tools/profiling/qps/qps_scenarios.py