patch 9.0.0964: status line not redrawn when 'splitkeep' is "screen"

Problem:    Status line of other window not redrawn when dragging it when
            'splitkeep' is set to "screen".
Solution:   Set w_redr_status earlier. (Luuk van Baal, closes #11635,
            closes #11632)
diff --git a/src/version.c b/src/version.c
index b51c904..e53ad97 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    964,
+/**/
     963,
 /**/
     962,