remove quic.cc which is now generated by gen-bpf.py
remove quic.cc which is now generated by gen-bpf.py

h2o/h2o,cwyang/h2o,yannick/h2o,yannick/h2o,h2o/h2o,yannick/h2o,cwyang/h2o,cwyang/h2o,h2o/h2o,devnexen/h2o,cwyang/h2o,cwyang/h2o,devnexen/h2o,yannick/h2o,cwyang/h2o,devnexen/h2o,cwyang/h2o,h2o/h2o,yannick/h2o,yannick/h2o,devnexen/h2o,yannick/h2o,h2o/h2o,h2o/h2o,yannick/h2o,devnexen/h2o,h2o/h2o,devnexen/h2o,h2o/h2o,cwyang/h2o,yannick/h2o,devnexen/h2o,devnexen/h2o,devnexen/h2o,h2o/h2o