Updates keyboard shortcut table for windows/linux

Author: jkelroy

gitkraken-client/keyboard-shortcuts.md

@@ -110,10 +110,12 @@ We know keyboard shortcuts help get things done faster, and here’s a handy lis
         <tr>
             <td>Select the item to the right</td>
             <td><kbd>L</kbd> or <kbd>&rarr;</kbd></td>
+            <td><kbd>L</kbd> or <kbd>&rarr;</kbd></td>
         </tr>
         <tr>
             <td>Select the item to the left</td>
             <td><kbd>H</kbd> or <kbd>&larr;</kbd></td>
+            <td><kbd>H</kbd> or <kbd>&larr;</kbd></td>
         </tr>
         <tr>
             <td>Select next item in branch</td>