Add presubmit.yml for bazel CI configuration (#5193)
Add presubmit.yml for bazel CI configuration (#5193)

https://github.com/bazelbuild/continuous-integration/tree/master/buildkite#configuring-a-pipeline
royalharsh/flatbuffers,alexames/flatbuffers,stewartmiles/flatbuffers,hgl888/flatbuffers,evolutional/flatbuffers,hgl888/flatbuffers,evolutional/flatbuffers,google/flatbuffers,pjulien/flatbuffers,google/flatbuffers,google/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,stewartmiles/flatbuffers,pjulien/flatbuffers,DavadDi/flatbuffers,royalharsh/flatbuffers,alexames/flatbuffers,pjulien/flatbuffers,stewartmiles/flatbuffers,hgl888/flatbuffers,stewartmiles/flatbuffers,alexames/flatbuffers,royalharsh/flatbuffers,alexames/flatbuffers,DavadDi/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,google/flatbuffers,royalharsh/flatbuffers,DavadDi/flatbuffers,hgl888/flatbuffers,royalharsh/flatbuffers,royalharsh/flatbuffers,pjulien/flatbuffers,alexames/flatbuffers,stewartmiles/flatbuffers,alexames/flatbuffers,royalharsh/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,evolutional/flatbuffers,google/flatbuffers,google/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,evolutional/flatbuffers,royalharsh/flatbuffers,google/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,DavadDi/flatbuffers,pjulien/flatbuffers,royalharsh/flatbuffers,pjulien/flatbuffers,DavadDi/flatbuffers,evolutional/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,pjulien/flatbuffers,google/flatbuffers,evolutional/flatbuffers,royalharsh/flatbuffers,pjulien/flatbuffers,stewartmiles/flatbuffers,google/flatbuffers,hgl888/flatbuffers,evolutional/flatbuffers,pjulien/flatbuffers,alexames/flatbuffers,evolutional/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,alexames/flatbuffers,google/flatbuffers,stewartmiles/flatbuffers,alexames/flatbuffers,DavadDi/flatbuffers,evolutional/flatbuffers,stewartmiles/flatbuffers,pjulien/flatbuffers,pjulien/flatbuffers,google/flatbuffers,alexames/flatbuffers,pjulien/flatbuffers,hgl888/flatbuffers