patch 9.0.0825: cannot drag an entry in the tabpage line

Problem:    Cannot drag an entry in the tabpage line.
Solution:   Clear dragwin instead of got_click. (closes #11483,
            closes #11482)
diff --git a/src/version.c b/src/version.c
index 5d1a2fb..c1875ad 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    825,
+/**/
     824,
 /**/
     823,