Try acceptance test timeout +10m

Author: bbasata

.github/workflows/test.yml

@@ -56,7 +56,7 @@ jobs:
     name: 'Acc. Tests (OS: ${{ matrix.os }} / TF: ${{ matrix.terraform }})'
     needs: build
     runs-on: ${{ matrix.os }}
-    timeout-minutes: 20
+    timeout-minutes: 30
     strategy:
       fail-fast: false
       matrix: