chore: update Black Duck scan workflow reference to a specific commit

On-behalf-of: Gerald Morrison (SAP) <[email protected]>
Signed-off-by: Gerald Morrison (SAP) <[email protected]>

Author: morrison-sap

.github/workflows/trigger-blackduck-scan.yaml

@@ -15,7 +15,7 @@ on:
 
 jobs:
   trigger-scan:
-    uses: open-component-model/.github/.github/workflows/blackduck-scan.yaml@main
+    uses: open-component-model/.github/.github/workflows/blackduck-scan.yaml@5ae45327f84644e21228845d8b4b682e9c7297ab
     with:
       # required to be able to differentiate between PRs and pushes in the called workflow (rapid or full scan)
       event_type: ${{ github.event_name }}