[perl #67024] [BUG] rakudo should complain about re-definition of non-multi method

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# New Ticket Created by  Hojung Yoon 
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<amoc> rakudo: class A { method foo() {say 'no argument~'}; method foo($a) {
$a.say }}; my $o = A.new; $o.foo(1); $o.foo();
<p6eval> rakudo 6c43f9: OUTPUT«1␤too few arguments passed (1) - 3 params
expected␤in method A::foo (/tmp/llOR59FON7:2)␤called from Main
(/tmp/llOR59FON7:2)␤»
<moritz_> amoc: the error is that rakudo should complain about re-defintion
of non-multi method