build(deps-dev): Bump typescript in /Kaizen/ClientApp

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.1.3 to 4.1.5.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.1.3...v4.1.5)

Signed-off-by: dependabot[bot] <support@github.com>

Kaizen/ClientApp/package.json

@@ -59,7 +59,7 @@
     "karma-coverage-istanbul-reporter": "~3.0.2",
     "karma-jasmine": "~4.0.1",
     "karma-jasmine-html-reporter": "^1.5.4",
-    "typescript": "4.1.3"
+    "typescript": "4.1.5"
   },
   "optionalDependencies": {
     "node-sass": "^5.0.0",