Bug 1531057 - Fix eslint failure due to trailing whitespace (CLOSED TREE).

Differential Revision: https://phabricator.services.mozilla.com/D25136

--HG--
extra : moz-landing-system : lando

mobile/android/tests/browser/chrome/test_session_scroll_position.html

@@ -350,7 +350,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=1498892
 
     // Check the scroll position and zoom level.
     checkScroll(browser, testData);
-    
+
     // Check that the layout scroll range is still respected.
     // TODO: This should start passing after bug 1516056 is fixed.
     todo_is(browser.contentWindow.scrollX, 0, "Layout scroll range should be respected");