[skip-release] Update libops/.github digest to 66905c9

Author: renovate[bot]

.github/workflows/integration-test.yaml

@@ -32,7 +32,7 @@ jobs:
           go-version: "1.26.x"
 
       - name: Install sitectl
-        uses: libops/.github/.github/actions/install-sitectl@90a9272d0829c878a682ba636bc155c2b06c7939 # main
+        uses: libops/.github/.github/actions/install-sitectl@66905c983e1ec673e936a7dc4b4d5c2ad0016b49 # main
         with:
           packages: sitectl
           package-versions: sitectl=0.40.0