Update src/intl/en/page-developers-docs.json

Author: minimalsm

src/intl/en/page-developers-docs.json

@@ -119,7 +119,7 @@
   "docs-nav-data-structures-and-encoding-web3-secret-storage": "Web3 secret storage definition",
   "docs-nav-rewards-and-penalties": "PoS rewards and penalties",
   "docs-nav-attack-and-defense": "PoS attack and defense",
-  "doc-nav-pos-vs-pow": "Proof-of-stake versus proof-of-work",
+  "docs-nav-pos-vs-pow": "Proof-of-stake versus proof-of-work",
   "page-calltocontribute-desc-1": "If you're an expert on the topic and want to contribute, edit this page and sprinkle it with your wisdom.",
   "page-calltocontribute-desc-2": "You'll be credited and you'll be helping the Ethereum community!",
   "page-calltocontribute-desc-3": "Use this flexible",