patch 9.1.0087: Restoring lastused_tabpage too early in do_arg_all()

Problem:  Restore lastused_tabpage too early in do_arg_all() function it
          will change later in the function.
Solution: Restore lastused_tabpage a bit later, when being done with
          tabpages (glepnir)

closes: #13992

Signed-off-by: glepnir <glephunter@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    87,
 /**/
     86,
 /**/