fix arg

Signed-off-by: Anas Nashif <[email protected]>

Author: nashif

.github/workflows/assigner-workflow.yml

@@ -75,7 +75,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.ZB_PR_ASSIGNER_GITHUB_TOKEN }}
         run: |
           if [ -f "./pr/manifest_areas.json" ]; then
-            ARGS-"--areas ./pr/manifest_areas.json"
+            ARGS="--areas ./pr/manifest_areas.json"
           else
             ARGS=""
           fi