Refactor PR validation workflow to add an in-progress comment step, improving user feedback during icon validation.

.github/workflows/validate-pr.yml

@@ -10,6 +10,15 @@ jobs:
     if: github.repository == 'tabler/tabler-icons'
     runs-on: ubuntu-latest
     steps:
+    - name: Add in progress comment
+        uses: thollander/actions-comment-pull-request@v2
+        with:
+          comment_tag: validate
+          mode: recreate
+          content: |
+            🔄 Icons are being validated... Please wait...
+        continue-on-error: true
+        
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
@@ -38,13 +47,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-pnpm-store-
 
-      - name: Add in progress comment
-        uses: thollander/actions-comment-pull-request@v2
-        with:
-          comment_tag: validate
-          mode: recreate
-          content: |
-            🔄 Icons are being validated... Please wait...
+      
 
       - name: Install dependencies
         run: pnpm install --no-frozen-lockfile