chore(deps): update dependency typescript to v3.7.3

Author: renovate-bot

package-lock.json

@@ -77,7 +77,7 @@
     "ts-jest": "24.2.0",
     "tslint": "5.20.1",
     "tslint-config-prettier": "1.18.0",
-    "typescript": "3.7.2"
+    "typescript": "3.7.3"
   },
   "scripts": {
     "dev": "sh env.sh && react-scripts start",