fix default input

Signed-off-by: Rishav Dhar <19497993+rdhar@users.noreply.github.com>

Author: rdhar

action.yml

@@ -29,21 +29,21 @@ outputs:
 
 inputs:
   source_ref:
-    required: false
-    description: "Source branch or commit SHA to compare from."
     default: ""
-  target_ref:
+    description: "Source branch or commit SHA to compare from."
     required: false
-    description: "Target branch or commit SHA to compare against."
+  target_ref:
     default: ""
-  format:
+    description: "Target branch or commit SHA to compare against."
     required: false
-    description: "Format output as: 'raw', 'json', or 'matrix'."
+  format:
     default: "raw"
+    description: "Format output as: 'raw', 'json', or 'matrix'."
+    required: false
   token:
-    required: true
+    default: ${{ github.token }}
     description: "GitHub access token with 'read:org' scope (e.g., secrets.CI_PAT)."
-    default: ${{ secrets.GITHUB_TOKEN }}
+    required: true
 
 branding:
   color: gray-dark