fix: samples/poc-subapp-pbx/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ANSIREGEX-1583908
- https://snyk.io/vuln/SNYK-JS-JSON5-3182856
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3042992
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3043105
- https://snyk.io/vuln/SNYK-JS-LOADERUTILS-3105943
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640
- https://snyk.io/vuln/SNYK-JS-POSTCSS-5926692
- https://snyk.io/vuln/SNYK-JS-REQUEST-3361831
- https://snyk.io/vuln/SNYK-JS-TOUGHCOOKIE-5672873

samples/poc-subapp-pbx/package.json

@@ -34,15 +34,15 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.12.5",
-    "@xarc/app": "^8.1.7",
+    "@xarc/app": "^9.0.0",
     "@xarc/fastify-server": "^2.0.0",
     "electrode-confippet": "^1.5.0",
     "preact": "^10.4.6",
     "preact-render-to-string": "^5.1.10",
     "redux": "^4.0.5",
     "redux-bundler": "^26.0.0",
     "redux-bundler-preact": "^2.0.1",
-    "subapp-pbundle": "^0.0.25",
+    "subapp-pbundle": "^1.0.0",
     "subapp-server": "^1.3.0",
     "xaa": "^1.6.0"
   },