chore(deps): update dependency ts-loader to v5.3.2

Author: renovate-bot

package.json

@@ -46,7 +46,7 @@
     "prettier": "1.15.3",
     "semver": "5.6.0",
     "should": "13.2.3",
-    "ts-loader": "5.3.1",
+    "ts-loader": "5.3.2",
     "tslint": "5.12.0",
     "tslint-config-prettier": "1.17.0",
     "tslint-loader": "3.6.0",