patch 9.0.0914: deletebufline() may move marks in the wrong window

Problem:    deletebufline() may move marks in the wrong window.
Solution:   Find a window for the buffer being changed. (closes #11583)
diff --git a/src/version.c b/src/version.c
index 5505889..5347a7f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    914,
+/**/
     913,
 /**/
     912,