ci: remove old doc generation

Author: watt

.buildscript/build_swift_docs.sh

@@ -66,23 +66,6 @@ jobs:
     - name: Tutorial App
       run: tuist test --path Samples/Tutorial TutorialTests
 
-  documentation-lint:
-    runs-on: macos-latest
-
-    steps:
-    - uses: actions/checkout@v4
-    - uses: jdx/mise-action@v2
-
-    - name: Switch Xcode
-      run: sudo xcode-select -s /Applications/Xcode_${XCODE_VERSION}.app
-
-    - name: Install sourcedocs
-      run: brew install sourcedocs
-
-    - name: Swiftdocs
-      run: |
-        .buildscript/build_swift_docs.sh ${{ runner.temp }}/swiftdocs
-
   swiftformat:
     runs-on: macos-latest