Added get stub to config service

Author: shoshannaTM

src/file/controller/file.controller.spec.ts

@@ -28,6 +28,7 @@ describe('FileController', () => {
         {
           provide: ConfigService,
           useValue: {
+            get: jest.fn(() => ''),
             getOrThrow: jest.fn(() => ''),
           },
         },

src/file/local-file/local-file.service.spec.ts

@@ -23,6 +23,7 @@ describe('LocalFileService', () => {
         {
           provide: ConfigService,
           useValue: {
+            get: jest.fn(() => ''),
             getOrThrow: jest.fn(() => ''),
           },
         },

src/file/resolver/file.resolver.spec.ts

@@ -27,6 +27,7 @@ describe('FileResolver', () => {
         {
           provide: ConfigService,
           useValue: {
+            get: jest.fn(() => ''),
             getOrThrow: jest.fn(() => ''),
           },
         },