Update dependency typescript to v3.9.2

Author: renovate-bot

package.json

@@ -55,6 +55,6 @@
     "ts-jest": "24.1.0",
     "typedoc": "0.15.0",
     "typedoc-plugin-markdown": "2.2.6",
-    "typescript": "3.6.3"
+    "typescript": "3.9.2"
   }
 }

yarn.lock

@@ -4756,10 +4756,10 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.5.3.tgz#c830f657f93f1ea846819e929092f5fe5983e977"
   integrity sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==
 
-typescript@3.6.3:
-  version "3.6.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.3.tgz#fea942fabb20f7e1ca7164ff626f1a9f3f70b4da"
-  integrity sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw==
+typescript@3.9.2:
+  version "3.9.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.2.tgz#64e9c8e9be6ea583c54607677dd4680a1cf35db9"
+  integrity sha512-q2ktq4n/uLuNNShyayit+DTobV2ApPEo/6so68JaD5ojvc/6GClBipedB9zNWYxRSAlZXAe405Rlijzl6qDiSw==
 
 uglify-js@^3.1.4:
   version "3.6.0"