Fix typo

Author: JBetz

src/rpc/blockchain.cpp

@@ -2326,7 +2326,7 @@ static RPCHelpMan getblockstats()
                 {RPCResult::Type::NUM, "avgfeerate", /*optional=*/true, "Average feerate (in " + CURRENCY_ATOM_FULL + "s per virtual byte)"},
                 {RPCResult::Type::NUM, "avgtxsize", /*optional=*/true, "Average transaction size"},
                 {RPCResult::Type::STR_HEX, "blockhash", /*optional=*/true, "The block hash (to check for potential reorgs)"},
-                {RPCResult::Type::ARR_FIXED, "feerate_percentiles", /*optional=*/true, "Feerates at the 10th, 25th, 50th, 75th, and 90th percentile weight unit (in " + CURRENTY_ATOM_FULL + " per virtual byte)",
+                {RPCResult::Type::ARR_FIXED, "feerate_percentiles", /*optional=*/true, "Feerates at the 10th, 25th, 50th, 75th, and 90th percentile weight unit (in " + CURRENCY_ATOM_FULL + " per virtual byte)",
                 {
                     {RPCResult::Type::NUM, "10th_percentile_feerate", "The 10th percentile feerate"},
                     {RPCResult::Type::NUM, "25th_percentile_feerate", "The 25th percentile feerate"},