CI: remove gotestsum postprocessing

gotestsum can't properly process benchmark results due to a go toolchain
bug. Remove the postprocessing, since we don't benefit as much now that
we don't use Semaphore CI anymore (which had nice visualisation for
JUnit output).

See gotestyourself/gotestsum#332

Signed-off-by: Lorenz Bauer <lmb@isovalent.com>

.github/workflows/ci.yml

@@ -122,12 +122,11 @@ jobs:
         with:
           go-version: '${{ env.prev_go_version }}'
 
-      - run: go install gotest.tools/gotestsum@v1.8.1
       - run: sudo pip3 install https://github.com/amluto/virtme/archive/beb85146cd91de37ae455eccb6ab67c393e6e290.zip
       - run: sudo apt-get update && sudo apt-get install -y --no-install-recommends qemu-system-x86
 
       - name: Test
-        run: gotestsum --raw-command --ignore-non-json-output-lines --junitfile junit.xml -- ./run-tests.sh $CI_MAX_KERNEL_VERSION -short -count 1 -bench . -benchtime=1x -json ./...
+        run: ./run-tests.sh $CI_MAX_KERNEL_VERSION -short -count 1 -bench . -benchtime=1x -v ./...
 
       - name: Upload Test Results
         if: always()
@@ -154,16 +153,8 @@ jobs:
         with:
           go-version: '${{ env.prev_go_version }}'
 
-      - run: go install gotest.tools/gotestsum@v1.8.1
       - run: sudo pip3 install https://github.com/amluto/virtme/archive/beb85146cd91de37ae455eccb6ab67c393e6e290.zip
       - run: sudo apt-get update && sudo apt-get install -y --no-install-recommends qemu-system-x86
 
       - name: Test
-        run: gotestsum --raw-command --ignore-non-json-output-lines --junitfile junit.xml -- ./run-tests.sh $KERNEL_VERSION -short -count 1 -bench . -benchtime=1x -json ./...
-
-      - name: Upload Test Results
-        if: always()
-        uses: actions/upload-artifact@v3
-        with:
-          name: Test Results (${{ matrix.version }})
-          path: junit.xml
+        run: ./run-tests.sh $KERNEL_VERSION -short -count 1 -bench . -benchtime=1x -v ./...