patch 8.2.2335: Vim9: "silent return" does not restore command modifiers

Problem:    Vim9: "silent return" does not restore command modifiers.
Solution:   Resture command modifiers before returning. (closes #7649)
diff --git a/src/testdir/test_vim9_disassemble.vim b/src/testdir/test_vim9_disassemble.vim
index ca9b90e..83dcda0 100644
--- a/src/testdir/test_vim9_disassemble.vim
+++ b/src/testdir/test_vim9_disassemble.vim
@@ -1842,4 +1842,19 @@
         res)
 enddef
 
+def s:SilentReturn(): string
+  silent return "done"
+enddef
+
+def Test_silent_return()
+  var res = execute('disass s:SilentReturn')
+  assert_match('<SNR>\d*_SilentReturn\_s*' ..
+        'silent return "done"\_s*' ..
+        '\d CMDMOD silent\_s*' ..
+        '\d PUSHS "done"\_s*' ..
+        '\d CMDMOD_REV\_s*' ..
+        '\d RETURN',
+        res)
+enddef
+
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker