patch 9.0.2184: Vim9: inconsistent :type/:class messages

Problem:  Vim9: inconsistent :type/:class messages
Solution: Update the Messages (Ernie Rael)

closes: #13706

Signed-off-by: Ernie Rael <errael@raelity.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/testdir/test_vim9_class.vim b/src/testdir/test_vim9_class.vim
index e2c61b0..b34d2ad 100644
--- a/src/testdir/test_vim9_class.vim
+++ b/src/testdir/test_vim9_class.vim
@@ -242,7 +242,7 @@
     if A
     endif
   END
-  v9.CheckSourceFailure(lines, 'E1319: Using a Class as a Number', 4)
+  v9.CheckSourceFailure(lines, 'E1405: Class "A" cannot be used as a value', 4)
 
   # Test for using object as a bool
   lines =<< trim END
@@ -281,7 +281,7 @@
     endclass
     :exe 'call ' .. A
   END
-  v9.CheckSourceFailure(lines, 'E1323: Using a Class as a String', 4)
+  v9.CheckSourceFailure(lines, 'E1405: Class "A" cannot be used as a value', 4)
 
   # Test for using object as a string
   lines =<< trim END