[amount] tests: Fix off-by-one mistake

src/test/amount_tests.cpp

@@ -65,7 +65,7 @@ BOOST_AUTO_TEST_CASE(GetFeeTest)
     BOOST_CHECK(CFeeRate(CAmount(26), 789) == CFeeRate(32));
     BOOST_CHECK(CFeeRate(CAmount(27), 789) == CFeeRate(34));
     // Maximum size in bytes, should not crash
-    CFeeRate(MAX_MONEY, (std::numeric_limits<size_t>::max() >> 1) - 1).GetFeePerK();
+    CFeeRate(MAX_MONEY, std::numeric_limits<size_t>::max() >> 1).GetFeePerK();
 }
 
 BOOST_AUTO_TEST_SUITE_END()