RICH_TEXT_V2 backend (#9848)

- Add RICH_TEXT_V2 composite type to backend.
- Add `bodyV2` field to tasks and notes.
- Minimum required frontend changes to avoid errors when creating a note

[Testing
instructions](https://github.com/twentyhq/twenty/pull/9690#issuecomment-2602378218)

---------

Co-authored-by: ad-elias <elias@autodiligence.com>
Co-authored-by: Lucas Bordeau <bordeau.lucas@gmail.com>

packages/twenty-server/src/engine/metadata-modules/field-metadata/dtos/default-value.input.ts

@@ -35,11 +35,22 @@ export class FieldMetadataDefaultValueRawJson {
   value: object | null;
 }
 
+export class FieldMetadataDefaultValueRichTextV2 {
+  @ValidateIf((object, value) => value !== null)
+  @IsQuotedString()
+  blocknote: string | null;
+
+  @ValidateIf((object, value) => value !== null)
+  @IsQuotedString()
+  markdown: string | null;
+}
+
 export class FieldMetadataDefaultValueRichText {
   @ValidateIf((_object, value) => value !== null)
   @IsString()
   value: string | null;
 }
+
 export class FieldMetadataDefaultValueNumber {
   @ValidateIf((object, value) => value !== null)
   @IsNumber()