ci: remove get-screenshots workflow (cli app)

.github/workflows/release-to-candidate.yaml

@@ -3,7 +3,7 @@ name: Release
 on:
   # Run the workflow each time new commits are pushed to the candidate branch.
   push:
-    branches: [ "candidate" ]
+    branches: ["candidate"]
   workflow_dispatch:
 
 concurrency:
@@ -57,16 +57,3 @@ jobs:
         with:
           architectures: ${{ needs.get-architectures.outputs.architectures }}
           github-token: ${{ secrets.GITHUB_TOKEN }}
-
-  screenshots:
-    name: 📸 Gather screenshots
-    needs: call-for-testing
-    environment: "Candidate Branch"
-    runs-on: ubuntu-latest
-    steps:
-      - name: 📸 Gather screenshots
-        uses: snapcrafters/ci/get-screenshots@main
-        with:
-          issue-number: ${{ needs.call-for-testing.outputs.issue-number }}
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          screenshots-token: ${{ secrets.SNAPCRAFTERS_BOT_COMMIT }}