chore: fix check milestone job (#10332)

Signed-off-by: Charles-Edouard Brétéché <charles.edouard@nirmata.com>

.github/workflows/check-milestone.yaml

@@ -8,6 +8,12 @@ on:
   pull_request:
     branches:
       - 'main'
+    types:
+      - opened
+      - demilestoned
+      - milestoned
+      - edited
+      - synchronize
   
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -16,7 +22,6 @@ concurrency:
 jobs:
   check-milestone:
     runs-on: ubuntu-latest
-    if: ${{ github.actor != 'dependabot[bot]' }}  # dependabot prs do not have to be in milestone
     steps:
       - name: Check milestone
         uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1
@@ -32,6 +37,3 @@ jobs:
             } else {
               core.setFailed(`A milestone need to be set on this pull request.`);
             }
-      - name: Debug failure
-        if: failure()
-        run: 'echo "GitHub Actor: ${{ github.actor }}"'