build(deps-dev): Bump @types/node in /Kaizen/ClientApp (#357)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 15.6.0 to 15.6.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

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Kaizen/ClientApp/package.json

@@ -50,7 +50,7 @@
     "@angular/language-service": "12.0.2",
     "@types/jasmine": "~3.7.6",
     "@types/jasminewd2": "~2.0.9",
-    "@types/node": "^15.6.0",
+    "@types/node": "^15.6.1",
     "codelyzer": "^6.0.2",
     "jasmine-core": "~3.7.1",
     "jasmine-spec-reporter": "~7.0.0",