trivial diff: fix typeclass error messages in tests

[David Glen JEFFERY]

I've already commit this one.

Estimated hours taken: 0.1

Updated typeclass error messages

tests/invalid/typeclass_test[34].err_exp:
        Updated the expected error message to conform to the new format.


Index: typeclass_test_3.err_exp
===================================================================
RCS file: /home/staff/zs/imp/tests/invalid/typeclass_test_3.err_exp,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -t -r1.3 -r1.4
--- typeclass_test_3.err_exp	1998/02/03 08:01:58	1.3
+++ typeclass_test_3.err_exp	1998/06/16 03:16:49	1.4
@@ -1,2 +1,2 @@
-undefined class method
+No implementation for type class method typeclass_test_3:type_num/2
 For more information, try recompiling with `-E'.

Index: typeclass_test_4.err_exp
===================================================================
RCS file: /home/staff/zs/imp/tests/invalid/typeclass_test_4.err_exp,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -t -r1.1 -r1.2
--- typeclass_test_4.err_exp	1998/01/29 08:39:56	1.1
+++ typeclass_test_4.err_exp	1998/06/16 03:16:50	1.2
@@ -1,2 +1,2 @@
-undefined class method
+No implementation for type class method typeclass_test_4:type_num/2
 For more information, try recompiling with `-E'.



love and cuddles,
dgj
-- 
David Jeffery (dgj at cs.mu.oz.au) |  Marge: Did you just call everyone "chicken"?
MEngSc student,                 |  Homer: Noooo.  I swear on this Bible!
Department of Computer Science  |  Marge: That's not a Bible; that's a book of
University of Melbourne         |         carpet samples!
Australia                       |  Homer: Ooooh... Fuzzy.