Trivial: Fixing typo in comment.

R=isandrk

Change-Id: I94331c931ee71d4eeaf2f6e071479c9933870f5b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1918899
Auto-Submit: Chris Hall <chrishall@chromium.org>
Commit-Queue: Ivan Šandrk <isandrk@chromium.org>
Reviewed-by: Ivan Šandrk <isandrk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#715627}

chrome/browser/chromeos/extensions/device_local_account_management_policy_provider.cc

@@ -238,7 +238,7 @@ const char* const kSafeManifestEntries[] = {
 
     emk::kTheme,
 
-    // Might need this for accessibilty, but has content access. Manual
+    // Might need this for accessibility, but has content access. Manual
     // whitelisting might be reasonable here?
     // emk::kTtsEngine,