🚇🩹 Workaround to fix pydata_sphinx_theme error on linkcheck

Extension error (pydata_sphinx_theme.pygments):
Handler <function overwrite_pygments_css at 0x7f93feb0e4d0> for event 'build-finished' threw an exception (exception: [Errno 2] No such file or directory: '/home/runner/work/pyglotaran-extras/pyglotaran-extras/docs/_build/linkcheck/_static/pygments.css')
make: *** [Makefile:25: linkcheck] Error 2
make: Leaving directory '/home/runner/work/pyglotaran-extras/pyglotaran-extras/docs'

.github/workflows/test.yml

@@ -84,7 +84,9 @@ jobs:
         run: pip freeze
 
       - name: Build docs
-        run: make --directory=docs clean linkcheck
+        run: |
+          mkdir -p docs/_build/linkcheck/_static
+          make --directory=docs clean linkcheck
 
   test:
     name: Test pyglotaran stable