Add GitHub permissions on action workflows

Ref: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#permissions

Author: williamdes

.github/workflows/docs-lint.yml

@@ -1,5 +1,8 @@
 name: Lint PHP documentation
 
+permissions:
+  contents: read
+
 on:
   push:
   pull_request:

.github/workflows/docs-publish.yml

@@ -1,5 +1,8 @@
 name: Publish API documentation
 
+permissions:
+  contents: read
+
 on:
   repository_dispatch:
     types: [ run-build-api-docs ]

.github/workflows/no-response.yaml

@@ -1,5 +1,8 @@
 name: No Response
 
+permissions:
+  issues: write
+
 # Both `issue_comment` and `scheduled` event types are required for this Action to work properly.
 on:
   issue_comment:

.github/workflows/sauce-labs.yaml

@@ -1,5 +1,8 @@
 name: Sauce Labs
 
+permissions:
+  contents: read
+
 on:
   push:
   schedule:

.github/workflows/tests.yaml

@@ -1,5 +1,8 @@
 name: Tests
 
+permissions:
+  contents: read
+
 on:
   push:
   pull_request: