Remove newline from placeholder in policy_templates.json

This fixes a 'Conflicting declarations of PRODUCT_NAME within message' crash when policy_templates.xmb is generated.

TBR=joi

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6366009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72317 0039d316-1c4b-4281-b951-d872f2087c98

chrome/app/policy/policy_templates.json

@@ -617,8 +617,7 @@
       'features': {'dynamic_refresh': 1},
       'example_value': True,
       'caption': '''Show Home button on toolbar''',
-      'desc': '''Shows the Home button on <ph name="PRODUCT_NAME">$1<ex>Google
-      Chrome</ex></ph>'s toolbar.
+      'desc': '''Shows the Home button on <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>'s toolbar.
 
       If you enable this setting, the Home button is always shown.