91719 Bump targetSdkVersion to 31 and organize static values (team, tool, a: accessibility, cla: yes, d: api docs, d: examples, documentation, integration_test)

92022 Bump Android Compile SDK to 31 (team, tool, cla: yes, waiting for tree to go green, integration_test)

92032 [keyboard_textfield_test] wait until the keyboard becomes visible (a: text input, team, cla: yes, waiting for tree to go green, integration_test)

92052 Bump Kotlin version in templates and projects (team, tool, a: accessibility, cla: yes, d: examples, waiting for tree to go green, integration_test)

92065 Remove sandbox entitlement to allow tests to run on big sur. (team, cla: yes, waiting for tree to go green, integration_test, warning: land on red to fix tree breakage)