[BREAKING_CHANGE/GRAPHQL/OBJECT_METADATA_CREATE_ONE] Remove object/fields/view-fields v1 implementation (#15823)

# Introduction
Remove the v2 feature flag for view-field field-metadata and
object-metadata metadata entities

## Some details
- Disabled nestjs-query for object metadata creation and explicitly
calling it
- removed all v1 integration tests files

## Remarks
Not remove v2 referencing in both filenaming right now will handle that
globally later

## Breaking change
Due to object metadata resolver createOne standardization had to rename
the input from `CreateObjectInput` to `CreateOneObjectInput`

packages/twenty-server/src/engine/metadata-modules/object-metadata/constants/object-metadata.constants.ts

@@ -0,0 +1 @@
+export const DEFAULT_LABEL_IDENTIFIER_FIELD_NAME = 'name';