Update GitHub Actions workflow to simplify steps

Removed version placeholder replacement step in workflow.

Author: wurstbrot

.github/workflows/main.yml

@@ -53,19 +53,18 @@ jobs:
           file: Dockerfile
           platforms: linux/amd64,linux/arm64
           tags: wurstbrot/dsomm-yaml-generation:${{ steps.get-version.outputs.version }},wurstbrot/dsomm-yaml-generation:latest
+          build-args: |
+            VERSION=${{ steps.get-version.outputs.version }}          
       - name: Extract generated files from docker image
         run: |
           docker run -d --name=yaml --entrypoint="/bin/sleep" wurstbrot/dsomm-yaml-generation:${{ steps.get-version.outputs.version }} 60 
-          docker cp yaml:/var/www/html/generated/model.yaml generated/model.yaml 
-          docker cp yaml:/var/www/html/generated/dependency-tree.md generated/dependency-tree.md           
-      - name: Replace version placeholder in model.yaml
-        run: |
-          sed -i "s/__VERSION_PLACEHOLDER__/${{ steps.get-version.outputs.version }}/g" src/assets/YAML/model.yaml
+          docker cp yaml:/var/www/html/generated/model.yaml generated/model.yaml
+          docker cp yaml:/var/www/html/generated/dependency-tree.md generated/dependency-tree.md       
       - name: Commit all changed files back to the repository
         uses: planetscale/ghcommit-action@v0.1.6
         with:
           commit_message: "🤖 fmt"
           repo: ${{ github.repository }}
           branch: ${{ github.head_ref || github.ref_name }}
         env:
-          GITHUB_TOKEN: ${{secrets.ACCESS_TOKEN}}
+          GITHUB_TOKEN: ${{secrets.ACCESS_TOKEN}}