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

Author: renovate-bot

package-lock.json

@@ -79,7 +79,7 @@
     "terser-webpack-plugin": "2.2.1",
     "ts-jest": "24.2.0",
     "ts-loader": "6.2.1",
-    "typescript": "3.7.2",
+    "typescript": "3.7.3",
     "webpack": "4.41.2",
     "webpack-cli": "3.3.10",
     "webpack-node-externals": "1.7.2"