MM-62543: CPA sequential write ops & better validation (#29933)

* sequential write operations

* group_id required

* warn against names already in use

* add tests

* fix lint

* i18n

webapp/platform/types/src/properties.ts

@@ -3,7 +3,7 @@
 
 export type PropertyField = {
     id: string;
-    group_id?: string;
+    group_id: string;
     name: string;
     type: string;
     attrs?: {[key: string]: unknown};
@@ -26,9 +26,10 @@ export type PropertyValue<T> = {
 }
 
 export type UserPropertyFieldType = 'text';
-export type UserPropertyFieldGroupID = 'user_properties';
+export type UserPropertyFieldGroupID = 'custom_profile_attributes';
 
 export type UserPropertyField = PropertyField & {
     type: UserPropertyFieldType;
+    group_id: UserPropertyFieldGroupID;
 }
 export type UserPropertyFieldPatch = Partial<Pick<UserPropertyField, 'name' | 'attrs' | 'type'>>;