minor #11605 [WebProfilerBundle] Fix typos and syntax in Profiler controller method comments (pgodel)

This PR was submitted for the master branch but it was merged into the 2.3 branch instead (closes #11605).

Discussion
----------

[WebProfilerBundle] Fix typos and syntax in Profiler controller method comments

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

be03b75 fix typos and syntax in Profiler controller method comments

src/Symfony/Bundle/WebProfilerBundle/Controller/ProfilerController.php

@@ -310,7 +310,7 @@ class ProfilerController
     }
 
     /**
-     * Search results.
+     * Renders the search results.
      *
      * @param Request $request The current HTTP Request
      * @param string  $token   The token
@@ -351,7 +351,7 @@ class ProfilerController
     }
 
     /**
-     * Narrow the search bar.
+     * Narrows the search bar.
      *
      * @param Request $request The current HTTP Request
      *