chore: delete useless step

Signed-off-by: Max Pochet <max.pochet-cic@ibm.com>

Author: Max Pochet

.github/workflows/continuous-integration.yml

@@ -43,16 +43,6 @@ jobs:
             echo "Still waiting ($i)..."
             sleep 5
           done
-
-      - name: Wait for testdb to be accessible
-        run: |
-          echo "Waiting for testdb..."
-          for i in {1..20}; do
-            docker exec db2 su - db2inst1 -c "db2 connect to testdb" >/dev/null 2>&1 && break
-            echo "Still waiting ($i)..."
-            sleep 5
-          done
-
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4
         with: