Prettify unit test output

.github/workflows/dendrite.yml

@@ -109,6 +109,11 @@ jobs:
         uses: actions/setup-go@v3
         with:
           go-version: ${{ matrix.go }}
+      - name: Set up gotestfmt
+        uses: gotesttools/gotestfmt-action@v2
+        with:
+          # Optional: pass GITHUB_TOKEN to avoid rate limiting.
+          token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/cache@v3
         with:
           path: |
@@ -117,7 +122,7 @@ jobs:
           key: ${{ runner.os }}-go${{ matrix.go }}-test-${{ hashFiles('**/go.sum') }}
           restore-keys: |
             ${{ runner.os }}-go${{ matrix.go }}-test-
-      - run: go test ./...
+      - run: go test -json -v ./... 2>&1 | gotestfmt
         env:
           POSTGRES_HOST: localhost
           POSTGRES_USER: postgres