ci: add workflow_dispatch to Scorecard workflow (#101)

Enables manual Scorecard runs for debugging SAST coverage gaps.

Closes #78

Signed-off-by: Sebastien Tardif <sebtardif@ncf.ca>

Author: SebTardif

.github/workflows/scorecard.yaml

@@ -5,6 +5,7 @@ on:
     branches: [main]
   schedule:
     - cron: "0 6 * * 1"
+  workflow_dispatch: {}
 
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