🪲 [Fix]: SHA used by linter should be docs commit (#16)

## Description

- Fixed an issue where docs linter would check more than docs.
- Fixed an issue where docs linter would fail due to SHA being that of
the PR.

## Type of change

<!-- Use the check-boxes [x] on the options that are relevant. -->

- [ ] 📖 [Docs]
- [x] 🪲 [Fix]
- [ ] 🩹 [Patch]
- [ ] ⚠️ [Security fix]
- [ ] 🚀 [Feature]
- [ ] 🌟 [Breaking change]

## Checklist

<!-- Use the check-boxes [x] on the options that are relevant. -->

- [x] I have performed a self-review of my own code
- [x] I have commented my code, particularly in hard-to-understand areas

Author: MariusStorhaug

.github/workflows/workflow.yml

@@ -134,17 +134,19 @@ jobs:
     needs: BuildModule
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout Code
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
+      - name: Init empty repository
+        shell: pwsh
+        run: |
+          git init --initial-branch=main
 
       - name: Download docs artifact
         uses: actions/download-artifact@v4
         with:
           name: docs
 
       - name: Commit docs for linting
+        id: commit-docs
+        shell: pwsh
         run: |
           git config --global user.name "Github Actions"
           git config --global user.email "github-actions[bot]@users.noreply.github.com"
@@ -154,7 +156,11 @@ jobs:
       - name: Lint documentation
         uses: super-linter/super-linter/slim@latest
         env:
+          DEFAULT_BRANCH: main
+          DEFAULT_WORKSPACE: ${{ github.workspace }}
           GITHUB_TOKEN: ${{ github.token }}
+          RUN_LOCAL: true # Running "locally" to avoid issues with GITHUB_SHA issue of a squash merge.
+          ENABLE_GITHUB_ACTIONS_GROUP_TITLE: true
 
   PublishModule:
     name: Publish module