Update en.yml

Author: Cobra-Bitcoin

_translations/en.yml

@@ -1168,6 +1168,7 @@ en:
     menu-scams: "Avoid Scams"
     menu-support-bitcoin: "Support Bitcoin"
     menu-buy: "Buy Bitcoin"
+    menu-sell: "Sell Bitcoin"
     menu-full-node: "Running a full node"
     menu-other: "Other"
     menu-vocabulary: Vocabulary
@@ -1201,6 +1202,7 @@ en:
     bitcoin-for-individuals: bitcoin-for-individuals
     bitcoin-for-businesses: bitcoin-for-businesses
     buy: buy
+    sell: sell
     choose-your-wallet: choose-your-wallet
     community: community
     developer-documentation: developer-documentation