Merge pull request #5110 from Calinou/editor-shortcuts-add-meta-keywords

Add keywords to the Default editor shortcuts page

tutorials/editor/default_key_mapping.rst

@@ -1,3 +1,6 @@
+.. meta::
+    :keywords: cheatsheet, cheat sheet, shortcut
+
 .. _doc_default_key_mapping:
 
 Default editor shortcuts