Sync main from dev (#219) (#231)

* Add dependabot configuration (#216)

* Add Semgrep security scanning workflow (#217)

* chore: Pinned to v1.6.0 of aws-github-ops/handle-stale-discussions so that closed GitHub discussions are not auto-reopened.

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Co-authored-by: Ashish Dhingra <[email protected]>

Author: GarrettBeatty