Merge bitcoin#25339: RPC/blockchain: Elaborate on scantxoutset documentation

7862c4a RPC/blockchain: Reorder result documentation for scantxoutset (Luke Dashjr)
98718d0 scripted-diff: RPC/blockchain: Lowercase "when" in scantxoutset documentation (Luke Dashjr)
b283e4d RPC/blockchain: Elaborate on scantxoutset documentation (Luke Dashjr)

Pull request description:

  Minor doc improvements

ACKs for top commit:
  achow101:
    ACK 7862c4a

Tree-SHA512: a8b16a9b77c3ca216ce2556c26d6a049b12f73500bdb35c172432409b3b9321cc24a08daca1210926e0f75674b2e680e850637700c516c195fb75ce6555c17c4

Author: MacroFake

src/rpc/blockchain.cpp

@@ -2040,13 +2040,7 @@ static RPCHelpMan scantxoutset()
                         "[scanobjects,...]"},
         },
         {
-            RPCResult{"When action=='abort'", RPCResult::Type::BOOL, "", ""},
-            RPCResult{"When action=='status' and no scan is in progress", RPCResult::Type::NONE, "", ""},
-            RPCResult{"When action=='status' and scan is in progress", RPCResult::Type::OBJ, "", "",
-            {
-                {RPCResult::Type::NUM, "progress", "The scan progress"},
-            }},
-            RPCResult{"When action=='start'", RPCResult::Type::OBJ, "", "", {
+            RPCResult{"when action=='start'; only returns after scan completes", RPCResult::Type::OBJ, "", "", {
                 {RPCResult::Type::BOOL, "success", "Whether the scan was completed"},
                 {RPCResult::Type::NUM, "txouts", "The number of unspent transaction outputs scanned"},
                 {RPCResult::Type::NUM, "height", "The current block height (index)"},
@@ -2065,6 +2059,12 @@ static RPCHelpMan scantxoutset()
                 }},
                 {RPCResult::Type::STR_AMOUNT, "total_amount", "The total amount of all found unspent outputs in " + CURRENCY_UNIT},
             }},
+            RPCResult{"when action=='abort'", RPCResult::Type::BOOL, "success", "True if scan will be aborted (not necessarily before this RPC returns), or false if there is no scan to abort"},
+            RPCResult{"when action=='status' and a scan is currently in progress", RPCResult::Type::OBJ, "", "",
+            {
+                {RPCResult::Type::NUM, "progress", "Approximate percent complete"},
+            }},
+            RPCResult{"when action=='status' and no scan is in progress - possibly already completed", RPCResult::Type::NONE, "", ""},
         },
         RPCExamples{
             HelpExampleCli("scantxoutset", "start \'[\"" + EXAMPLE_DESCRIPTOR_RAW + "\"]\'") +