Add tmp ignored files during testing phase

Author: pwizla

docusaurus/.gitignore

@@ -30,4 +30,8 @@ docs/node_modules/**
 
 # LLMs.txt files and related
 # llms*.txt
-# **/llms*.txt
+# **/llms*.txt
+
+# Internal tmp tests
+pr-*.diff
+*-results.json