Run eslint --fix

Fixing 1000s of lint issues. Some rules cannot be `--fix`ed but this goes some way to linting the entire codebase.

test/components/views/rooms/MessageComposerInput-test.js

@@ -57,7 +57,7 @@ describe('MessageComposerInput', () => {
             }
             sandbox.restore();
             done();
-        })
+        });
     });
 
     // XXX this fails