Bug 1389141: Clean up trailing newline for 2 files in "services" directory. r=markh

DONTBUILD because whitespace-only.
Notes:
 * hawkrequest.js has a redundant trailing newline; this patch removes it.
 * browser.ini is missing a trailing newline; this patch gives it one.

MozReview-Commit-ID: DYstjpDejgg

services/common/hawkrequest.js

@@ -195,4 +195,3 @@ function getIntl() {
   }
   return intl;
 }
-

services/fxaccounts/tests/browser/browser.ini

@@ -2,4 +2,4 @@
 support-files =
   head.js
 [browser_device_connected.js]
-[browser_verify_login.js]
+[browser_verify_login.js]