Fix the wrapping in 2 MPL2 license headers.

im/content/accountWizard.css

@@ -1,6 +1,6 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this file,
- * You can obtain one at http://mozilla.org/MPL/2.0/. */
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 .top-protocol {
   -moz-binding: url("chrome://instantbird/content/accountWizard.xml#topProtocol");

im/content/accountWizard.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this file,
-   - You can obtain one at http://mozilla.org/MPL/2.0/.  -->
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
 <!DOCTYPE bindings [
   <!ENTITY % accountsDTD SYSTEM "chrome://instantbird/locale/accountWizard.dtd">