ci(docs): Update cloudfront invalidation command

Author: tony

.github/workflows/publish-docs.yml

@@ -105,7 +105,7 @@ jobs:
 
       - name: Generate list of changed files for CloudFront to invalidate
         run: |
-          pushd docs/_build/html; FILES=$(find . -name \* -print | grep html | cut -c2- | sort | uniq | tr '\n' ' '); popd
+          FILES=$(find docs/_build/html -exec realpath --relative-to docs/_build/html {} \; | awk '{print "/"$0}' | grep "html\|searchindex.js");
           for file in $FILES; do
             echo $file
             # add bare directory to list of updated paths when we see index.html