62623 Increase the number of shards for web tests (cla: yes, platform-web, team, team: infra, waiting for tree to go green)

62628 Added a more generous timeout period for the keyboard animation in iOS integration tests (cla: yes, team, waiting for tree to go green)

62630 Add integration test for plugins without ios directories (a: tests, cla: yes, platform-ios, team, waiting for tree to go green)

62635 Fixes physics not working when StepperType.horizontal is selected (cla: yes, f: material design, framework, waiting for tree to go green)

62640 promote WidgetTester pumpAndSettle (a: tests, cla: yes, framework, waiting for tree to go green)

62643 Remove framework_tests from cirrus. (cla: yes, team, team: infra, waiting for tree to go green)