Refactor default value for select (#5343)

In this PR, we are refactoring two things:
- leverage field.defaultValue for Select and MultiSelect settings form
(instead of option.isDefault)
- use quoted string (ex: "'USD'") for string default values to embrace
backend format

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Co-authored-by: Thaïs Guigon <guigon.thais@gmail.com>

packages/twenty-ui/src/theme/index.ts

@@ -32,3 +32,4 @@ export * from './constants/ThemeDark';
 export * from './constants/ThemeLight';
 export * from './provider/ThemeProvider';
 export * from './types/ThemeType';
+export * from './utils/getNextThemeColor';