Use the raw endpoint url

ee/app/assets/javascripts/dependencies/store/modules/list/getters.js

@@ -9,5 +9,4 @@ export const isJobFailed = state =>
   [REPORT_STATUS.jobFailed, REPORT_STATUS.noDependencies].includes(state.reportInfo.status);
 export const isIncomplete = state => state.reportInfo.status === REPORT_STATUS.incomplete;
 
-export const downloadEndpoint = ({ endpoint }) =>
-  endpoint.endsWith('.json') ? endpoint : `${endpoint}.json`;
+export const downloadEndpoint = ({ endpoint }) => endpoint;

ee/spec/frontend/dependencies/components/dependencies_actions_spec.js

@@ -31,7 +31,7 @@ describe('DependenciesActions component', () => {
     factory({
       propsData: { namespace },
     });
-    store.state[namespace].endpoint = `${TEST_HOST}/dependencies`;
+    store.state[namespace].endpoint = `${TEST_HOST}/dependencies.json`;
     return wrapper.vm.$nextTick();
   });
 

ee/spec/frontend/dependencies/store/modules/list/getters_spec.js

@@ -28,7 +28,7 @@ describe('Dependencies getters', () => {
   describe('downloadEndpoint', () => {
     it('should return download endpoint', () => {
       const endpoint = `${TEST_HOST}/dependencies`;
-      expect(getters.downloadEndpoint({ endpoint })).toBe(`${TEST_HOST}/dependencies.json`);
+      expect(getters.downloadEndpoint({ endpoint })).toBe(endpoint);
     });
   });