Bump the github-actions group across 1 directory with 4 updates (#878)

Bumps the github-actions group with 4 updates in the / directory: [elastic/get-user-teams-membership](https://github.com/elastic/get-user-teams-membership), [actions/checkout](https://github.com/actions/checkout), [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action) and [gr2m/merge-schedule-action](https://github.com/gr2m/merge-schedule-action).

Updates `elastic/get-user-teams-membership` from 1.0.4 to 1.1.0
- [Release notes](https://github.com/elastic/get-user-teams-membership/releases)
- [Commits](elastic/get-user-teams-membership@v1.0.4...1.1.0)

Updates `actions/checkout` from 2 to 4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v4)

Updates `stefanzweifel/git-auto-commit-action` from 4.1.2 to 5.0.1
- [Release notes](https://github.com/stefanzweifel/git-auto-commit-action/releases)
- [Changelog](https://github.com/stefanzweifel/git-auto-commit-action/blob/master/CHANGELOG.md)
- [Commits](stefanzweifel/git-auto-commit-action@v4.1.2...v5.0.1)

Updates `gr2m/merge-schedule-action` from 1 to 2
- [Release notes](https://github.com/gr2m/merge-schedule-action/releases)
- [Commits](gr2m/merge-schedule-action@v1...v2)

.github/workflows/apm-agent-meta-issue-action.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check team membership for user
-      uses: elastic/get-user-teams-membership@v1.0.4
+      uses: elastic/get-user-teams-membership@1.1.0
       id: checkUserMember
       with:
         username: ${{ github.actor }}

.github/workflows/generate-plantuml.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Source
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Get changed UML files
         id: getfile
@@ -25,7 +25,7 @@ jobs:
           args: -v -tsvg ${{steps.getfile.outputs.files}}
 
       - name: Push Local Changes
-        uses: stefanzweifel/git-auto-commit-action@v4.1.2
+        uses: stefanzweifel/git-auto-commit-action@v5.0.1
         with:
           commit_message: "Generate SVG files for PlantUML diagrams"
           branch: ${{ github.head_ref }}

.github/workflows/merge-schedule.yml

@@ -16,7 +16,7 @@ jobs:
   merge_schedule:
     runs-on: ubuntu-latest
     steps:
-      - uses: gr2m/merge-schedule-action@v1
+      - uses: gr2m/merge-schedule-action@v2
         with:
           # Merge method to use. Possible values are merge, squash or
           # rebase. Default is merge.