Fix trailing slash for cost reports

frontend/src/app/modules/reporting/openproject-reporting.module.ts

@@ -30,7 +30,6 @@ import {NgModule} from '@angular/core';
 import {UIRouterModule} from "@uirouter/angular";
 import {
   REPORTING_ROUTES,
-  uiRouterReportingConfiguration
 } from "core-app/modules/reporting/openproject-reporting.routes";
 import {ReportingPageComponent} from "core-app/modules/reporting/reporting-page/reporting-page.component";
 
@@ -38,8 +37,7 @@ import {ReportingPageComponent} from "core-app/modules/reporting/reporting-page/
   imports: [
     // Routes for /cost_reports
     UIRouterModule.forChild({
-      states: REPORTING_ROUTES,
-      config: uiRouterReportingConfiguration
+      states: REPORTING_ROUTES
     }),
   ],
   declarations: [

frontend/src/app/modules/reporting/openproject-reporting.routes.ts

@@ -33,19 +33,7 @@ export const REPORTING_ROUTES:Ng2StateDeclaration[] = [
   {
     name: 'reporting',
     parent: 'root',
-    // The trailing slash is important
-    // cf., https://community.openproject.com/wp/29754
-    url: '/cost_reports/',
+    url: '/cost_reports',
     component: ReportingPageComponent
   },
 ];
-
-export function uiRouterReportingConfiguration(uiRouter:UIRouter) {
-  // Ensure backlogs/ are being redirected correctly
-  // cf., https://community.openproject.com/wp/29754
-  uiRouter.urlService.rules
-    .when(
-      new RegExp("^/projects/(.*)/cost_reports$"),
-      match => `/projects/${match[1]}/cost_reports/`
-    );
-}