IDEA-91493 Conflict shortcut in Emacs keymap of "comment" and "undo"

platform/platform-resources/src/idea/Keymap_Emacs.xml

@@ -268,6 +268,9 @@
     <action id="NextProjectWindow">
       <keyboard-shortcut first-keystroke="control X" second-keystroke="control O"/>
     </action>
+    <action id="CommentByLineComment">
+      <keyboard-shortcut first-keystroke="alt SEMICOLON"/>
+    </action>
     
     <!--Disabled shortcuts-->
     <action id="CollapseAllRegions"/>
@@ -279,6 +282,7 @@
     <action id="IntroduceField"/>
     <action id="RecentFiles"/>
     <action id="EditorTab"/>
+    <action id="EditorDeleteLine"/>
     <action id="PreviousProjectWindow"/>
     <action id="Vcs.ShowMessageHistory"/>
     <action id="GotoImplementation"/>