Remove field metadata interface references (#13305)

# Introduction
Following https://github.com/twentyhq/twenty/pull/13264
> After this PR merge will create a new one removing the type and
replacing it to FieldMetadataEntity.

This is it !

packages/twenty-server/src/engine/api/graphql/graphql-query-runner/utils/build-columns-to-select.ts

@@ -4,7 +4,7 @@ import { RelationType } from 'src/engine/metadata-modules/field-metadata/interfa
 
 import { InternalServerError } from 'src/engine/core-modules/graphql/utils/graphql-errors.util';
 import { ObjectMetadataItemWithFieldMaps } from 'src/engine/metadata-modules/types/object-metadata-item-with-field-maps';
-import { isFieldMetadataInterfaceOfType } from 'src/engine/utils/is-field-metadata-of-type.util';
+import { isFieldMetadataEntityOfType } from 'src/engine/utils/is-field-metadata-of-type.util';
 
 export const buildColumnsToSelect = ({
   select,
@@ -57,7 +57,7 @@ const getRequiredRelationColumns = (
     }
 
     if (
-      !isFieldMetadataInterfaceOfType(fieldMetadata, FieldMetadataType.RELATION)
+      !isFieldMetadataEntityOfType(fieldMetadata, FieldMetadataType.RELATION)
     ) {
       continue;
     }

packages/twenty-server/src/engine/api/graphql/graphql-query-runner/utils/get-target-object-metadata.util.ts

@@ -1,13 +1,12 @@
-import { FieldMetadataInterface } from 'src/engine/metadata-modules/field-metadata/interfaces/field-metadata.interface';
-
 import {
   GraphqlQueryRunnerException,
   GraphqlQueryRunnerExceptionCode,
 } from 'src/engine/api/graphql/graphql-query-runner/errors/graphql-query-runner.exception';
+import { FieldMetadataEntity } from 'src/engine/metadata-modules/field-metadata/field-metadata.entity';
 import { ObjectMetadataMaps } from 'src/engine/metadata-modules/types/object-metadata-maps';
 
 export const getTargetObjectMetadataOrThrow = (
-  fieldMetadata: FieldMetadataInterface,
+  fieldMetadata: FieldMetadataEntity,
   objectMetadataMaps: ObjectMetadataMaps,
 ) => {
   if (!fieldMetadata.relationTargetObjectMetadataId) {