ci: add zizmor workflow to scan PRs

Author: Ergin Akin

.github/workflows/zizmor.yml

@@ -0,0 +1,17 @@
+# yamllint disable rule:line-length
+---
+name: zizmor
+"on":
+  pull_request:
+permissions:
+  contents: read
+jobs:
+  zizmor:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
+        with:
+          persist-credentials: false
+      - uses: woodruffw/zizmor-action@597db4d7dc5730bdc1370197bf5678a5ca028abb
+        with:
+          minimum-severity: low