Fix some issues pointed out by zizmor. (#6)

.github/workflows/build-collection.yml

@@ -70,6 +70,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           path: ./checkout
+          persist-credentials: false
 
       - name: Build collection artifact
         uses: ansible-community/github-action-build-collection@main

.github/workflows/linting.yml

@@ -20,6 +20,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
 
       - name: Install yamllint
         run: pip install yamllint

.github/workflows/reuse.yml

@@ -20,6 +20,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
 
       - name: REUSE Compliance Check
         uses: fsfe/reuse-action@v5

.github/workflows/tests.yml

@@ -21,6 +21,8 @@ jobs:
     steps:
       - name: Check out repository
         uses: actions/checkout@v4
+        with:
+          persist-credentials: false
 
       - name: Run action
         id: action