fix evalution of DEBUG flag in integration test workflow

.github/workflows/integration.yml

@@ -23,7 +23,7 @@ jobs:
       - name: Install dependencies
         run: go install
       - name: set qlogger
-        if: ${{ env.DEBUG }}
+        if: env.DEBUG == 'true'
         run: echo "QLOGFLAG=-- -qlog" >> $GITHUB_ENV
       - name: Run tests
         run: |
@@ -36,7 +36,7 @@ jobs:
           ginkgo -r -v -randomizeAllSpecs -randomizeSuites -trace -skipPackage self integrationtests
           ginkgo -r -v -randomizeAllSpecs -randomizeSuites -trace integrationtests/self ${{ env.QLOGFLAG }}
       - name: save qlogs
-        if: ${{ always() && env.DEBUG }}
+        if: ${{ always() && env.DEBUG == 'true' }}
         uses: actions/upload-artifact@v2
         with:
           name: qlogs