chore: Cleanup manager decorator usage (#9181)

packages/modules/region/src/services/region-module.ts

@@ -76,7 +76,7 @@ export default class RegionModuleService
     sharedContext?: Context
   ): Promise<RegionDTO>
 
-  @InjectManager("baseRepository_")
+  @InjectManager()
   async createRegions(
     data: CreateRegionDTO | CreateRegionDTO[],
     @MedusaContext() sharedContext: Context = {}
@@ -90,7 +90,7 @@ export default class RegionModuleService
     )
   }
 
-  @InjectTransactionManager("baseRepository_")
+  @InjectTransactionManager()
   async createRegions_(
     data: CreateRegionDTO[],
     @MedusaContext() sharedContext: Context = {}
@@ -129,7 +129,7 @@ export default class RegionModuleService
     return result
   }
 
-  @InjectManager("baseRepository_")
+  @InjectManager()
   // @ts-ignore
   async softDeleteRegions(
     ids: string | object | string[] | object[],
@@ -158,7 +158,7 @@ export default class RegionModuleService
     sharedContext?: Context
   ): Promise<RegionDTO>
 
-  @InjectTransactionManager("baseRepository_")
+  @InjectTransactionManager()
   async upsertRegions(
     data: UpsertRegionDTO | UpsertRegionDTO[],
     @MedusaContext() sharedContext: Context = {}
@@ -198,7 +198,7 @@ export default class RegionModuleService
     sharedContext?: Context
   ): Promise<RegionDTO[]>
 
-  @InjectManager("baseRepository_")
+  @InjectManager()
   async updateRegions(
     idOrSelector: string | FilterableRegionProps,
     data: UpdateRegionDTO,
@@ -232,7 +232,7 @@ export default class RegionModuleService
     return isString(idOrSelector) ? regions[0] : regions
   }
 
-  @InjectTransactionManager("baseRepository_")
+  @InjectTransactionManager()
   protected async updateRegions_(
     data: UpdateRegionInput[],
     @MedusaContext() sharedContext: Context = {}