chore: update test dependencies

Author: renovate[bot]

package.json

@@ -42,7 +42,7 @@
     "babel-loader": "^9.1.3",
     "babel-plugin-inferno": "~5.0.0",
     "babel-plugin-istanbul": "^6.1.1",
-    "chai": "^4.3.10",
+    "chai": "^5.0.0",
     "cross-env": "^7.0.3",
     "del-cli": "^5.0.0",
     "eslint": "^8.22.0",
@@ -62,7 +62,7 @@
     "mocha-test-container-support": "^0.2.0",
     "npm-run-all2": "^6.0.0",
     "puppeteer": "^22.0.0",
-    "sinon": "^17.0.1",
+    "sinon": "^18.0.0",
     "sinon-chai": "^3.7.0",
     "stylelint": "^16.0.0",
     "stylelint-config-standard": "^36.0.0",