ci: add codeql action

[aramase]

Signed-off-by: Anish Ramasekar anish.ramasekar@gmail.com

Reason for Change:

• Add codeql action to run on merge to master, PRs and periodically

Test run: https://github.com/aramase/secrets-store-csi-driver-provider-azure/runs/8259861468?check_suite_focus=true

Requirements

• squashed commits
• included documentation
• added unit tests and e2e tests (if applicable).

Issue Fixed:

Does this change contain code from or inspired by another project?

• Yes
• No

If "Yes," did you notify that project's maintainers and provide attribution?

Special Notes for Reviewers:

[codecov-commenter]

Codecov Report

Merging #971 (537a876) into master (815ad88) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #971   +/-   ##
=======================================
  Coverage   59.18%   59.18%           
=======================================
  Files          10       10           
  Lines        1061     1061           
=======================================
  Hits          628      628           
  Misses        398      398           
  Partials       35       35