Update dependency typescript to v2.7.2

Author: renovate-bot

package.json

@@ -38,7 +38,7 @@
     "standard": "10.0.3",
     "ts-jest": "22.0.3",
     "tslint": "5.9.1",
-    "typescript": "2.7.1"
+    "typescript": "2.7.2"
   },
   "keywords": [
     "bot",

yarn.lock

@@ -3742,9 +3742,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-[email protected].1:
-  version "2.7.1"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.7.1.tgz#bb3682c2c791ac90e7c6210b26478a8da085c359"
+[email protected].2:
+  version "2.7.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.7.2.tgz#2d615a1ef4aee4f574425cdff7026edf81919836"
 
 uglify-js@^2.6:
   version "2.8.29"