ci: 👷 sync only specific workflows

this is mainly to prevent repo-specific workflows from not being deleted

Author: lwjohnst86

.github/sync.yml

@@ -23,11 +23,14 @@ group:
         dest: .github/pull_request_template.md
 
       # Actions
-      - source: .github/workflows/
-        dest: .github/workflows/
-        deleteOrphaned: true
-        exclude: |
-          sync-files.yml
+      - source: .github/workflows/add-to-project.yml
+        dest: .github/workflows/add-to-project.yml
+      - source: .github/workflows/build-package.yml
+        dest: .github/workflows/build-package.yml
+      - source: .github/workflows/build-website.yml
+        dest: .github/workflows/build-website.yml
+      - source: .github/workflows/update-version.yml
+        dest: .github/workflows/update-version.yml
       - source: .github/_project-dependabot.yml
         dest: .github/dependabot.yml