[MM-61647][MM-61651]: Upgraded react-select to v5 (#30070)

* [MM-61647]: Upgraded react-select to v5
- Updated old type definitions with new v5 packaged type definitions.
- Removed some unused props
- Updated onBlur, onFocus and handleInputChange methods in user_input_email component

* Fix incorrect usage of handleInputChange in ChannelsInput

* Remove type assertions from dropdown_input_hybrid.tsx

* Simplify typing of users_emails_input.tsx

* [MM-61647][MM-61651]: Fixed some type definitions and e2e failing test case

* [MM-61647][MM-61651]: Fixed type error in dropdown_input_hybrid

* [MM-61647][MM-61651]: Fixed failing CI type error and e2e test cases

* [MM-61647][MM-61651]: Fixed failing e2e test case

* [MM-61647][MM-61651]: Updated the styles and reverted the test case changes
- Fixed the theme not getting correctly inherited
- Fixed the timezone and language settings getting saved on enter

---------

Co-authored-by: Harrison Healey <harrisonmhealey@gmail.com>
Co-authored-by: Mattermost Build <build@mattermost.com>

e2e-tests/cypress/tests/support/ui_commands.ts

@@ -237,7 +237,7 @@ function uiGotoDirectMessageWithUser(user: User) {
     cy.findByRole('dialog', {name: 'Direct Messages'}).should('be.visible').wait(TIMEOUTS.ONE_SEC);
 
     // # Type username
-    cy.findByRole('textbox', {name: 'Search for people'}).click({force: true}).
+    cy.findByRole('combobox', {name: 'Search for people'}).click({force: true}).
         type(user.username, {force: true}).wait(TIMEOUTS.ONE_SEC);
 
     // * Expect user count in the list to be 1