test: Add e2e tests for teams multi-step modals (#33168)

...ient/views/teams/contextualBar/channels/TeamsChannels.tsx

...eteor/client/views/teams/contextualBar/info/TeamsInfo.tsx

apps/meteor/tests/e2e/channel-management.spec.ts

apps/meteor/tests/e2e/page-objects/fragments/home-content.ts

...tests/e2e/page-objects/fragments/home-flextab-channels.ts

.../tests/e2e/page-objects/fragments/home-flextab-members.ts

...eor/tests/e2e/page-objects/fragments/home-flextab-room.ts

apps/meteor/tests/e2e/page-objects/fragments/home-flextab.ts

apps/meteor/tests/e2e/page-objects/fragments/home-sidenav.ts

apps/meteor/tests/e2e/page-objects/home-channel.ts

apps/meteor/tests/e2e/retention-policy.spec.ts

apps/meteor/tests/e2e/team-management.spec.ts