patch 9.0.0016: comparing line pointer for 'breakindent' is not reliable

Problem:    Comparing line pointer for 'breakindent' is not reliable.
Solution:   Make a copy of the line.
diff --git a/src/version.c b/src/version.c
index 4e2389e..5b737e1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -736,6 +736,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    16,
+/**/
     15,
 /**/
     14,