patch 9.0.1066: test function name is wrong

Problem:    Test function name is wrong.
Solution:   Rename to what is actually being tested. (closes #11712)
diff --git a/src/testdir/test_menu.vim b/src/testdir/test_menu.vim
index 65bdac2..1247359 100644
--- a/src/testdir/test_menu.vim
+++ b/src/testdir/test_menu.vim
@@ -570,7 +570,7 @@
   tunmenu a.b
 endfunc
 
-func Test_mapclear_while_listing()
+func Test_unmenu_while_listing_menus()
   CheckRunVimInTerminal
 
   let lines =<< trim END
diff --git a/src/version.c b/src/version.c
index 0d306cc..d8fe154 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1066,
+/**/
     1065,
 /**/
     1064,