test: move test case under correct context

Author: Kiriakos Velissariou

spec/transaction_spec.rb

@@ -22,7 +22,7 @@
     end
 
     it 'should not accept invalid value' do
-      expect(SEPA::Transaction).not_to accept(nil, '', 'X' * 71, for: :name)
+      expect(SEPA::Transaction).not_to accept(nil, '', {}, 'X' * 71, for: :name)
     end
   end
 
@@ -66,10 +66,6 @@
         ), for: :creditor_address)
       end
     end
-
-    it 'should not accept invalid value' do
-      expect(SEPA::Transaction).not_to accept('', {} , for: :name)
-    end
   end
 
   context 'IBAN' do