patch 8.2.1358: Vim9: test fails with +dnd is not available

Problem:    Vim9: test fails with +dnd is not available.
Solution:   Add condition.
diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index 5c2db2e..f359a9d 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -470,7 +470,12 @@
   call CheckDefFailure(['let $VAR = 5'], 'E1016: Cannot declare an environment variable:')
   call CheckScriptFailure(['vim9script', 'let $ENV = "xxx"'], 'E1016:')
 
-  call CheckDefFailure(['let @~ = 5'], 'E1066:')
+  if has('dnd')
+    call CheckDefFailure(['let @~ = 5'], 'E1066:')
+  else
+    call CheckDefFailure(['let @~ = 5'], 'E354:')
+    call CheckDefFailure(['@~ = 5'], 'E354:')
+  endif
   call CheckDefFailure(['let @a = 5'], 'E1066:')
   call CheckDefFailure(['let @/ = "x"'], 'E1066:')
   call CheckScriptFailure(['vim9script', 'let @a = "abc"'], 'E1066:')
diff --git a/src/version.c b/src/version.c
index a905979..4f1d8a1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1358,
+/**/
     1357,
 /**/
     1356,