Update dependency typescript to v3.9.9

Author: renovate-bot

package.json

@@ -23,7 +23,7 @@
     "eslint-config-oclif-typescript": "0.1.0",
     "globby": "10.0.2",
     "ts-node": "8.10.2",
-    "typescript": "3.9.7"
+    "typescript": "3.9.9"
   },
   "engines": {
     "node": ">=8.0.0"

yarn.lock

@@ -2226,10 +2226,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@3.9.7:
-  version "3.9.7"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
-  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
+typescript@3.9.9:
+  version "3.9.9"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.9.tgz#e69905c54bc0681d0518bd4d587cc6f2d0b1a674"
+  integrity sha512-kdMjTiekY+z/ubJCATUPlRDl39vXYiMV9iyeMuEuXZh2we6zz80uovNN2WlAxmmdE/Z/YQe+EbOEXB5RHEED3w==
 
 typescript@~3.8.2:
   version "3.8.3"