chore(ci): disable signoz to unblock other PRs (#3909)

Author: danielbdias

.github/workflows/pull-request.yaml

@@ -204,7 +204,7 @@ jobs:
           - tracetest-opensearch
           - tracetest-tempo
           - tracetest-provisioning-env
-          - tracetest-signoz
+          # - tracetest-signoz # signoz is unstable, we need to review their docker compose structure
     steps:
       - name: Checkout
         uses: actions/checkout@v3