hot fix disable aggregation mappings link

Statistik isn't feature complete yet and should not be available in the
navigation.

alfa-client/apps/admin/package.json

 {
   "name": "admin",
-  "version": "1.8.0"
+  "version": "1.8.1-SNAPSHOT"
 }

alfa-client/libs/admin/configuration-shared/src/lib/configuration.service.spec.ts

@@ -57,8 +57,6 @@ describe('ConfigurationService', () => {
       configurationResourceService.get = jest.fn().mockReturnValue(singleHot(configurationStateResource));
     });
     it('should call resourceService', () => {
-      configurationResourceService.get = jest.fn();
-
       service.get();
 
       expect(configurationResourceService.get).toHaveBeenCalled();

alfa-client/libs/admin/configuration-shared/src/lib/configuration.service.ts

@@ -23,8 +23,10 @@
  */
 import { StateResource } from '@alfa-client/tech-shared';
 import { inject, Injectable } from '@angular/core';
-import { Observable } from 'rxjs';
+import { omit } from 'lodash-es';
+import { map, Observable } from 'rxjs';
 import { ConfigurationResourceService } from './configuration-resource.service';
+import { ConfigurationLinkRel } from './configuration.linkrel';
 import { ConfigurationResource } from './configuration.model';
 
 @Injectable()
@@ -32,6 +34,12 @@ export class ConfigurationService {
   private configurationResourceService = inject(ConfigurationResourceService);
 
   public get(): Observable<StateResource<ConfigurationResource>> {
-    return this.configurationResourceService.get();
+    return this.configurationResourceService
+      .get()
+      .pipe(
+        map((stateResource: StateResource<ConfigurationResource>) =>
+          omit(stateResource, `resource._links.${ConfigurationLinkRel.AGGREGATION_MAPPINGS}`),
+        ),
+      );
   }
 }