64516 [web] Fix and enable editable_text_test.dart (a: tests, a: text input, cla: yes, framework, platform-web, team, waiting for tree to go green)

64570 [web] Enable word boundary tests in editable_text_test.dart (a: tests, a: text input, a: typography, cla: yes, framework, platform-web, team, waiting for tree to go green)

65127 [web] Don’t show handles when selection change is caused by keyboard (a: text input, cla: yes, framework, platform-web, waiting for tree to go green)

a: existing-apps - 5 pull request(s)

61007 Turn on add-to-app iOS platform unit tests (a: existing-apps, a: tests, cla: yes, platform-ios, team)