Bump typescript from 4.0.5 to 4.1.2

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.0.5 to 4.1.2.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v4.0.5...v4.1.2)

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

Author: dependabot[bot]

package.json

@@ -23,6 +23,6 @@
     "@zeit/ncc": "^0.22.3",
     "ts-node": "^9.0.0",
     "ttypescript": "^1.5.12",
-    "typescript": "^4.0.5"
+    "typescript": "^4.1.2"
   }
 }

yarn.lock

@@ -484,10 +484,10 @@ typescript-is@^0.16.3:
   optionalDependencies:
     reflect-metadata ">=0.1.12"
 
-typescript@^4.0.5:
-  version "4.0.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.5.tgz#ae9dddfd1069f1cb5beb3ef3b2170dd7c1332389"
-  integrity sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==
+typescript@^4.1.2:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.2.tgz#6369ef22516fe5e10304aae5a5c4862db55380e9"
+  integrity sha512-thGloWsGH3SOxv1SoY7QojKi0tc+8FnOmiarEGMbd/lar7QOEd3hvlx3Fp5y6FlDUGl9L+pd4n2e+oToGMmhRQ==
 
 universalify@^0.1.2:
   version "0.1.2"