Merge #11267: rpc: update cli for estimate*fee argument rename

5acd82de9 rpc: make estimatesmartfee argument naming consistent with documentation (Wladimir J. van der Laan)
24697c40e rpc: update cli for estimatefee argument rename (Wladimir J. van der Laan)

Pull request description:

  The first argument of `estimaterawfee` was renamed from `nblocks` to `conf_target` in 06bcdb8da6. Update the client-side table as well.
  This makes #10753 pass again.

Tree-SHA512: 107c0072a45e0f4e083dc803d534973e6bd4c005e62337a867815d7c98ab1c21d97b7a495c32763883975cbbb001b80003001a6709b7d9bdd81ce4d441b667be

src/rpc/mining.cpp

@@ -978,7 +978,7 @@ static const CRPCCommand commands[] =
     { "generating",         "generatetoaddress",      &generatetoaddress,      {"nblocks","address","maxtries"} },
 
     { "util",               "estimatefee",            &estimatefee,            {"nblocks"} },
-    { "util",               "estimatesmartfee",       &estimatesmartfee,       {"nblocks", "estimate_mode"} },
+    { "util",               "estimatesmartfee",       &estimatesmartfee,       {"conf_target", "estimate_mode"} },
 
     { "hidden",             "estimaterawfee",         &estimaterawfee,         {"conf_target", "threshold"} },
 };