misc: adding validation for public repo

.github/workflows/pr-issue-validator.yaml

@@ -101,19 +101,26 @@ jobs:
         # Form the issue API URL dynamically
         issue_api_url="https://api.github.com/repos/$repo/issues/$issue_num"
         echo "API URL: $issue_api_url"
-
+
+        extra_args_for_auth=""
+        if [[ $repo == "devtron-labs/devtron" || $repo == "devtron-labs/devtron-services" || $repo == "devtron-labs/dashboard" ]]; then
+          echo "No extra arguments needed: public repository detected."
+          extra_args_for_auth=""
+        else
+          echo "Adding extra arguments for authentication: private repository detected."
+          extra_args_for_auth='--header "Authorization: Bearer ${{ secrets.GH_PR_VALIDATOR_TOKEN }}"'
+        fi
+
         # Check if the issue exists in the private repo
-        response_code=$(curl -s -o /dev/null -w "%{http_code}" \
-          --header "authorization: Bearer ${{ secrets.GH_PR_VALIDATOR_TOKEN }}" \
-          "$issue_api_url")
-          
+        response_code=$(curl -s -o /dev/null -w "%{http_code}" $extra_args_for_auth "$issue_api_url")
+
+
+        echo "Response Code: $response_code"
         if [[ "$response_code" -eq 200 ]]; then
           echo "Issue #$issue_num is valid and exists in $repo."
 
           # Fetch the current state of the issue (open/closed) from the private repository.
-          issue_status=$(curl -s \
-            --header "authorization: Bearer ${{ secrets.GH_PR_VALIDATOR_TOKEN }}" \
-            "$issue_api_url" | jq '.state'|tr -d \")
+          issue_status=$(curl -s $extra_args_for_auth "$issue_api_url" | jq '.state'|tr -d \")
           # Check if the issue is still open.
           if [[ "$issue_status" == open ]]; then
             echo "Issue #$issue_num is opened."