Docserver: Fix kiosk_enabled.htm.

- "kiosk_mode" should be "kiosk_enabled"
- Fix the </code> tag.

BUG=none
TEST=Visit http://developer.chrome.com/apps/manifest/kiosk_enabled.html

Review URL: https://codereview.chromium.org/132323002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244004 0039d316-1c4b-4281-b951-d872f2087c98

chrome/common/extensions/docs/templates/articles/manifest/kiosk_enabled.html

@@ -4,7 +4,7 @@
 
 <p>
 Whether the packaged app is designed to expected to work in ChromeOS kiosk
-mode.  If <code>"kiosk_mode"<code> is <code>true</code>, the platform app
+mode.  If <code>"kiosk_enabled"</code> is <code>true</code>, the platform app
 window will cover the entire surface of the display (forced full screen).
 The kiosk-enabled apps are expected to be designed with this constraint in mind.
 </p>