update testkit sdk version

Author: octonato

testkit/package.json

@@ -37,7 +37,7 @@
     "testcontainers": "^8.10.1"
   },
   "devDependencies": {
-    "@kalix-io/kalix-javascript-sdk": "^1.0.0-M10",
+    "@kalix-io/kalix-javascript-sdk": "1.x",
     "@types/chai": "^4.3.1",
     "@types/mocha": "^9.1.1",
     "chai": "^4.3.6",