[turbolizer] Fix keyboard shortcuts in info tab to reveal input/output nodes.

The info tab says that 'i' reveals outputs and 'o' reveals inputs, it should be
the opposite.

Bug: v8:7327
Change-Id: I1bf96653129e14ef315a01dc2c7a3083c9caa5bb
Notry: true
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1692929
Commit-Queue: Pierre Langlois <pierre.langlois@arm.com>
Auto-Submit: Pierre Langlois <pierre.langlois@arm.com>
Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62603}

tools/turbolizer/info-view.html

@@ -65,11 +65,11 @@
         <td>Select effect output node</td>
       </tr>
       <tr>
-        <td>o</td>
+        <td>i</td>
         <td>Reveal node's input nodes</td>
       </tr>
       <tr>
-        <td>i</td>
+        <td>o</td>
         <td>Reveal node's output nodes</td>
       </tr>
       <tr>