Remove indirect test of Exception.resumable

That method is broken and will be removed for the time being and
this test doesn't test the method itself, but only that concreteness
exception gets thrown when this method is called on the type object.

https://irclog.perlgeek.de/perl6/2017-05-04#i_14532712
https://irclog.perlgeek.de/perl6/2017-05-04#i_14532815

Author: zoffixznet

S32-exceptions/misc.t

@@ -5,7 +5,7 @@ use lib "t/spec/packages";
 use Test;
 use Test::Util;
 
-plan 427;
+plan 426;
 
 throws-like '42 +', Exception, "missing rhs of infix", message => rx/term/;
 
@@ -792,7 +792,7 @@ ok Exception.new.Str.chars, "Exception.new.Str produces some default text";
 ok X::AdHoc.new.gist ~~ m:i/explain/,
     "X::AdHoc.new.gist mentions the word 'explain'";
 
-for <fail die throw rethrow resumable resume> -> $meth {
+for <fail die throw rethrow resume> -> $meth {
     throws-like 'X::NYI.' ~ $meth, X::Parameter::InvalidConcreteness,
         should-be-concrete => 'True',
         param-is-invocant  => 'True',