Add workflow-wide gh actions permissions (#875)

Author: epszaw

.github/workflows/build.yaml

@@ -5,6 +5,9 @@ on:
     branches:
       - master
 
+permissions:
+  contents: read
+
 jobs:
   pytest-changes:
     name: Collect allure-pytest file changes

.github/workflows/release-drafter.yml

@@ -5,10 +5,16 @@ on:
     branches:
       - master
 
+permissions:
+  contents: read
+
 jobs:
   update_draft_release:
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
     steps:
       - uses: toolmantim/[email protected]
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release.yaml

@@ -5,6 +5,9 @@ on:
   release:
     types: [published]
 
+permissions:
+  contents: read
+
 jobs:
   deploy:
     runs-on: ubuntu-latest