Merge #10164: Wallet: reduce excess logic InMempool()

3491476 Wallet: reduce excess logic InMemPool() (Kewde)

Tree-SHA512: 554ea2827cfd482281fae0ba3d0a7989dbfeace98a35462732ea08bf3cc94c9564a9ea8ca2fa9905b963367d0b56a490ef0d83ceb6731c8f06187de98b6a7f23

src/wallet/wallet.cpp

@@ -1761,10 +1761,7 @@ CAmount CWalletTx::GetChange() const
 bool CWalletTx::InMempool() const
 {
     LOCK(mempool.cs);
-    if (mempool.exists(GetHash())) {
-        return true;
-    }
-    return false;
+    return mempool.exists(GetHash());
 }
 
 bool CWalletTx::IsTrusted() const