refactor: streamline import statements in GraphQL service and ServiceSchema

- Consolidated import paths in graphql.service.ts and service.schema.ts to use relative paths for improved organization and consistency.
- Enhanced code readability by reducing unnecessary line breaks in import statements.

src/Graphql/graphql.service.ts

@@ -1,9 +1,4 @@
-import {
-  Inject,
-  Injectable,
-  Logger,
-  UnauthorizedException,
-} from '@nestjs/common'
+import { Inject, Injectable, Logger, UnauthorizedException } from '@nestjs/common'
 
 import { PrismaService } from '../Prisma/prisma.service'
 import { Request } from 'express'