Revert "Add all specs without matrix"

This reverts commit a1ec9f48b0.

.github/workflows/e2e.frontend.yaml

@@ -6,6 +6,14 @@ on:
 jobs:
   e2e:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        test:
+          - feature/feature.spec.ts
+          - groups/groups.spec.ts
+          - projects/access.spec.ts
+          - segments/segments.spec.ts
+          #- login/login.spec.ts
     steps:
       - name: Dump GitHub context
         env:
@@ -30,10 +38,5 @@ jobs:
           working-directory: frontend
           env: AUTH_USER=admin,AUTH_PASSWORD=unleash4all
           config: baseUrl=http://localhost:3000
-          spec: |
-            cypress/integration/feature/feature.spec.ts
-            cypress/integration/groups/groups.spec.ts
-            cypress/integration/projects/access.spec.ts
-            cypress/integration/segments/segments.spec.ts
-            cypress/integration/login/login.spec.ts
+          spec: cypress/integration/${{ matrix.test }}
           install-command: yarn --immutable