Update github workflows to avoid issues with GITHUB_TOKEN (#366)

- Added write permissions in gh workflow

.github/workflows/autoAssignABTT.yml

@@ -8,6 +8,8 @@ on:
 jobs:
   assign_one_project:
     runs-on: ubuntu-latest
+    permissions:
+      issues: write
     name: Assign to ABTT Project
     steps:
     - name: "Add triage and area labels"

.github/workflows/stale.yml

@@ -9,7 +9,8 @@ jobs:
   stale:
 
     runs-on: ubuntu-latest
-
+    permissions:
+      issues: write
     steps:
     - uses: actions/stale@v1
       with: