Update dependency husky to v1.0.0-rc.15 (#72)

Author: renovate-bot

package-lock.json

@@ -38,7 +38,7 @@
     "@types/temp-write": "3.3.0",
     "ava": "1.0.0-beta.8",
     "builtins": "2.0.0",
-    "husky": "1.0.0-rc.14",
+    "husky": "1.0.0-rc.15",
     "lint-staged": "7.3.0",
     "prettier": "1.14.3",
     "rimraf": "2.6.2",