patch 8.0.0688: cannot resize the window in a FileType autocommand

Problem:    Cannot resize the window in a FileType autocommand. (Ingo Karkat)
Solution:   Add the CMDWIN flag to :resize. (test by Ingo Karkat,
            closes #1804)
diff --git a/src/version.c b/src/version.c
index 9f2515d..7bf3f4e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    688,
+/**/
     687,
 /**/
     686,