patch 8.0.0891: uninitialized memory use with empty line in terminal

Problem:    Uninitialized memory use with empty line in terminal.
Solution:   Initialize growarray earlier. (Yasuhiro Matsumoto, closes #1949)
diff --git a/src/version.c b/src/version.c
index 0873d25..6b33c3b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    891,
+/**/
     890,
 /**/
     889,