patch 8.2.0570: Vim9: no error when omitting type from argument

Problem:    Vim9: no error when omitting type from argument.
Solution:   Enforce specifying argument types.
diff --git a/src/testdir/test_vim9_disassemble.vim b/src/testdir/test_vim9_disassemble.vim
index bfbb472..f6de685 100644
--- a/src/testdir/test_vim9_disassemble.vim
+++ b/src/testdir/test_vim9_disassemble.vim
@@ -160,7 +160,7 @@
         res)
 enddef
 
-def FuncWithArg(arg)
+def FuncWithArg(arg: any)
   echo arg
 enddef
 
@@ -432,7 +432,7 @@
         instr)
 enddef
 
-def AndOr(arg): string
+def AndOr(arg: any): string
   if arg == 1 && arg != 2 || arg == 4
     return 'yes'
   endif