numeric.c (rb_int_digits): Fix exception message
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56554 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
numeric.c (rb_int_digits): Fix exception message
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56554 b2dd03c8-39d4-4d8f-98ff-823fe69b080e