fix: dashkeys.js is a hard dependency, mark it as such

Author: coolaj86

package-lock.json

@@ -36,7 +36,7 @@
   ],
   "devDependencies": {
     "@dashincubator/secp256k1": "^1.7.1-5",
-    "dashkeys": "^1.1.3",
+    "dashkeys": "^1.1.5",
     "dashphrase": "^1.4.0",
     "mocha": "^10.2.0",
     "mocha-lcov-reporter": "0.0.1"