patch: small copy adjustments

Author: wackerow

src/intl/en/learn-quizzes.json

@@ -358,9 +358,9 @@
   "i004-a-explanation": "Once the contract is live on Ethereum, no one can change the rules except by a vote. This allows the DAO to run by the rules it was programmed with.",
   "i004-b-label": "It has an individual owner who retains authority to make changes and send from the treasury.",
   "i004-b-explanation": "The treasury is defined by the smart contract. To spend money, the group's approval is needed.",
-  "i004-c-label": "Trust in the underlying blockchain due to a distributed consensus",
+  "i004-c-label": "Trust in the underlying blockchain's distributed consensus",
   "i004-c-explanation": "It’s important for a DAO that the underlying blockchain cannot be manipulated. Ethereum’s own consensus is distributed and established enough for organizations to trust the network.",
-  "i004-d-label": "DAOs don’t need Smart Contracts",
+  "i004-d-label": "DAOs don’t need smart contracts",
   "i004-d-explanation": "The backbone of a DAO is its smart contract, which defines the rules of the organization and holds the group's treasury.",
   "i005-prompt": "What is not a mechanism to govern a DAO?",
   "i005-a-label": "Token-based membership",