Remove unnecessary blank line in cleanup workflow

Author: marko-stanojevic

.github/workflows/cleanup.yml

@@ -11,7 +11,11 @@ on:
         required: false
         type: number
         default: 2
-        
+      retain-days:
+        description: 'Number of days to retain workflow runs'
+        required: false
+        type: number
+        default: 5
 
 jobs:
   cleanup-runs:
@@ -26,4 +30,5 @@ jobs:
           token: ${{ github.token }}
           repository: ${{ github.repository }}
           keep_minimum_runs: ${{ github.event.inputs.minimum-runs || 5 }}
-          check_pullrequest_exist: true
+          check_pullrequest_exist: true
+          retain_days: ${{ github.event.inputs.retain-days || 5 }}