chore: bump line length to 120 (#20191)

mobile/test/modules/utils/throttler_test.dart

@@ -14,8 +14,7 @@ class _Counter {
 }
 
 void main() {
-  test('Executes the method immediately if no calls received previously',
-      () async {
+  test('Executes the method immediately if no calls received previously', () async {
     var counter = _Counter();
     final throttler = Throttler(interval: const Duration(milliseconds: 300));
     throttler.run(() => counter.increment());

mobile/test/modules/utils/url_helper_test.dart

@@ -28,9 +28,7 @@ void main() {
       expect(punycodeEncodeUrl(url), equals(expected));
     });
 
-    test(
-        'should encode multi-segment Unicode host with multiple non-ASCII segments',
-        () {
+    test('should encode multi-segment Unicode host with multiple non-ASCII segments', () {
       const url = 'https://bücher.münchen';
       const expected = 'https://xn--bcher-kva.xn--mnchen-3ya';
       expect(punycodeEncodeUrl(url), equals(expected));