Add truffleruby to CI

Fix: #992

Author: byroot

.github/workflows/test.yaml

@@ -33,14 +33,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ["3.1", "3.0", "2.7", "2.6", "2.5", "jruby-9.3.6.0"]
+        ruby: ["3.1", "3.0", "2.7", "2.6", "2.5", "jruby-9.3.6.0", "truffleruby-22.2.0"]
     runs-on: ubuntu-latest
     env:
       VERBOSE: "true"
       TIMEOUT: "30"
       LOW_TIMEOUT: "0.01"
       DRIVER: ruby
       REDIS_BRANCH: "7.0"
+      TRUFFLERUBYOPT: "--engine.Mode=latency"
     steps:
       - name: Check out code
         uses: actions/checkout@v3