[JIT] Add GitHub workflow for importing issues to triage project (#41056)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/41056
**Summary**
This commit adds a new GitHub workflow that automatically adds a card to
the "Need triage" section of the project board for tracking JIT triage
for each new issue that is opened and labelled "jit".
**Test Plan**
???
Test Plan: Imported from OSS
Differential Revision: D22444262
Pulled By: SplitInfinity
fbshipit-source-id: 4e7d384822bffb978468c303322f3e2c04062644
