Turned off publishing of test results in PR comments

In order not to flood the PRs with lot of comments, publishing of test
results to PR comments has been turned off. Results can be sill viewed
by going to Checks tab.
Commit also includes changes in the way test results are accessed (now
GITHUB_WORKSPACE env variable is utilized).

.github/workflows/client.yml

@@ -24,43 +24,28 @@ jobs:
             --tag keep-client . 
       - name: Create and enter test results directory
         run: |
-          mkdir -p /tmp/test-results/keep-core-go
-          cd /tmp/test-results/keep-core-go/
+          mkdir -p $GITHUB_WORKSPACE/test-results/
       - name: DEBUG
         run: |
           pwd
       - name: DEBUG
         run: |
-          ls
-      - name: DEBUG
-        run: |
-          ls /tmp/test-results/keep-core-go/
-      - name: DEBUG
-        run: |
-          ls /home/runner/work/keep-core/keep-core
+          ls $GITHUB_WORKSPACE/test-results/
       - name: Run Go tests
         run: |
           docker run \
-            --volume /tmp/test-results/keep-core-go:/mnt/test-results \
+            --volume $GITHUB_WORKSPACE/test-results:/mnt/test-results \
             --workdir /go/src/github.com/keep-network/keep-core \
             go-build-env \
             gotestsum --junitfile /mnt/test-results/unit-tests.xml
       - name: DEBUG
         run: |
-          pwd
-      - name: DEBUG
-        run: |
-          ls
-      - name: DEBUG
-        run: |
-          ls /tmp/test-results/keep-core-go/
-      - name: DEBUG
-        run: |
-          ls /home/runner/work/keep-core/keep-core
+          ls $GITHUB_WORKSPACE/test-results/
       - name: Publish Unit Test results
         uses: EnricoMi/[email protected]
         if: always() # guarantees that this action always runs, even if earlier steps fail
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          files:  unit-tests.xml
-          check_name: Go Test Results # name under which test results will be presented in GitHub (optional)
+          files:  ./test-results/unit-tests.xml
+          check_name: Go Test Results # name under which test results will be presented in GitHub (optional)
+          comment_on_pr: false # turns off commenting on Pull Requests