Add semgrep workflow

[segiddins]

Signed-off-by: Samuel Giddins [email protected]

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.88%. Comparing base (315cbbb) to head (76150a0). Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5293   +/-   ##
=======================================
  Coverage   96.88%   96.88%           
=======================================
  Files         457      457           
  Lines        9576     9576           
=======================================
  Hits         9278     9278           
  Misses        298      298           

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.