Minor import modification

front/app/src/common/crud/crud.service.ts

@@ -1,5 +1,5 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable, Inject } from '@angular/core';
+import { Injectable } from '@angular/core';
 import { Schema } from "./jsonschemas.service";
 import {catchError} from "rxjs/operators";
 import {from} from "rxjs";