Bump typescript from 4.6.3 to 4.8.4

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.6.3 to 4.8.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.6.3...v4.8.4)

---
updated-dependencies:
- dependency-name: typescript
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -51,6 +51,6 @@
     "ts-jest": "^27.1.4",
     "ts-node": "^10.7.0",
     "tslint": "^6.1.3",
-    "typescript": "^4.6.3"
+    "typescript": "^4.8.4"
   }
 }

yarn.lock

@@ -4115,10 +4115,10 @@ typeorm@^0.3.5:
     xml2js "^0.4.23"
     yargs "^17.3.1"
 
-typescript@^4.6.3:
-  version "4.6.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.3.tgz#eefeafa6afdd31d725584c67a0eaba80f6fc6c6c"
-  integrity sha512-yNIatDa5iaofVozS/uQJEl3JRWLKKGJKh6Yaiv0GLGSuhpFJe7P3SbHZ8/yjAHRQwKRoA6YZqlfjXWmVzoVSMw==
+typescript@^4.8.4:
+  version "4.8.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.8.4.tgz#c464abca159669597be5f96b8943500b238e60e6"
+  integrity sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==
 
 undefsafe@^2.0.5:
   version "2.0.5"