patch 9.0.0164: using freed memory with put command

Problem:    Using freed memory with put command.
Solution:   Get byte offset before replacing the line.
diff --git a/src/version.c b/src/version.c
index 9207b7f..be59f1b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    164,
+/**/
     163,
 /**/
     162,