ci: Comment out pull_request trigger for binary builds (#71244)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/71244
Binary builds adds a lot of skipped jobs to the default ciflow workflow
so we're commenting out the pull_request trigger for now until the new
ciflow mechanism becomes available
Signed-off-by: Eli Uriegas <eliuriegas@fb.com>
Test Plan: Imported from OSS
Reviewed By: suo
Differential Revision: D33555049
Pulled By: seemethere
fbshipit-source-id: 2d0d4704e7297d5931b2c9705ee4dfb26760736e
