Other workflow improvements

autoclose:
 Use checkout v3.
pull-request:
 Use labeler v4.

.github/workflows/autoclose.yml

@@ -1,13 +1,13 @@
 on:
   issues:
-    types: [opened]
+    types: opened
 
 jobs:
   auto_close_issues:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
       - name: Automatically close issues that don't follow the issue template
         uses: ergo720/auto-close-issues@v1.0.4
         with:

.github/workflows/pull-request.yml

@@ -1,14 +1,13 @@
 name: Pull Request Manager
 
-on:
-  pull_request_target:
+on: pull_request_target
 
 jobs:
   pr_manager:
     runs-on: ubuntu-latest
     steps:
       - name: Labeler
-        uses: actions/labeler@v3
+        uses: actions/labeler@v4
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           sync-labels: true