Merge bitcoin#17714: rpc: add missing newline in analyzepsbt RPCResult

7e8b4de rpc: add missing newline in analyzepsbt rpcresult (Jon Atack)

Pull request description:

  follow-up to 638e40c in bitcoin#17524

  before
  ```
    "error" : "error"               (string) Error message if there is one}
  ```
  after
  ```
    "error" : "error"               (string) Error message if there is one
  }
  ```

ACKs for top commit:
  practicalswift:
    ACK 7e8b4de
  promag:
    ACK 7e8b4de.
  emilengler:
    ACK 7e8b4de

Tree-SHA512: 4cdd365e39d15b7925ea277b7ff3e9bfdc22f5845aa41ca547343b4dabdf319579843a1c7f11fb0edd6abbc31bae2ec96236b83e84f8872bd662848723725e4c

Author: MarcoFalke

src/rpc/rawtransaction.cpp

@@ -1674,7 +1674,7 @@ UniValue analyzepsbt(const JSONRPCRequest& request)
                 "  \"estimated_feerate\" : feerate   (numeric, optional) Estimated feerate of the final signed transaction in " + CURRENCY_UNIT + "/kB. Shown only if all UTXO slots in the PSBT have been filled.\n"
                 "  \"fee\" : fee                     (numeric, optional) The transaction fee paid. Shown only if all UTXO slots in the PSBT have been filled.\n"
                 "  \"next\" : \"role\"                 (string) Role of the next person that this psbt needs to go to\n"
-                "  \"error\" : \"error\"               (string) Error message if there is one"
+                "  \"error\" : \"error\"               (string) Error message if there is one\n"
                 "}\n"
             },
             RPCExamples {