fix: pin calibreapp/image-actions to SHA to fix version resolution error (#177)

Agent-Logs-Url: https://github.com/DavidKRK/DavidKRK.github.io/sessions/eb4d56b0-0d28-4d60-b06b-304fff291eb9

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: DavidKRK <136035295+DavidKRK@users.noreply.github.com>

Author: Copilot

.github/workflows/automation-suite.yml

@@ -72,7 +72,7 @@ jobs:
           ref: gh-pages
 
       - name: Compress Images
-        uses: calibreapp/image-actions@1.4.1
+        uses: calibreapp/image-actions@f32575787d333b0579f0b7d506ff03be63a669d1 # 1.4.1
         with:
           githubToken: ${{ secrets.GITHUB_TOKEN }}
           compressOnly: true