Merge #11408: Trivial: Fix parameter name typo in ErasePurpose walletdb method

603efe9fc Fix parameter name typo in ErasePurpose walletdb method. (Pierre Rochard)

Pull request description:

  The header file has the correct method signature and the one usage in CWallet::DelAddressBook is correctly passing in EncodeDestination(address)

Tree-SHA512: ee0808a74111fd23a1c47ba5ab51de151fdd33a01d92895671e562ac184cbcb33180a3ff26c22e5717595592097b9fa33deca9878d89ce8d34687f09cfadfcf0

src/wallet/walletdb.cpp

@@ -41,9 +41,9 @@ bool CWalletDB::WritePurpose(const std::string& strAddress, const std::string& s
     return WriteIC(std::make_pair(std::string("purpose"), strAddress), strPurpose);
 }
 
-bool CWalletDB::ErasePurpose(const std::string& strPurpose)
+bool CWalletDB::ErasePurpose(const std::string& strAddress)
 {
-    return EraseIC(std::make_pair(std::string("purpose"), strPurpose));
+    return EraseIC(std::make_pair(std::string("purpose"), strAddress));
 }
 
 bool CWalletDB::WriteTx(const CWalletTx& wtx)