test: pin esbuild to 0.16 for karma-esbuild compat

Author: yyx990803

package.json

@@ -99,15 +99,15 @@
     "conventional-changelog-cli": "^2.2.2",
     "cross-spawn": "^7.0.3",
     "enquirer": "^2.3.6",
-    "esbuild": "^0.19.5",
+    "esbuild": "^0.16.0",
     "execa": "^4.1.0",
     "he": "^1.2.0",
     "jasmine-core": "^4.2.0",
     "jsdom": "^19.0.0",
     "karma": "^6.3.20",
     "karma-chrome-launcher": "^3.1.1",
     "karma-cli": "^2.0.0",
-    "karma-esbuild": "^2.2.4",
+    "karma-esbuild": "^2.2.5",
     "karma-jasmine": "^5.0.1",
     "lint-staged": "^12.5.0",
     "lodash": "^4.17.21",