patch 9.0.0670: no space for command line when there is a tabline

Problem:    No space for command line when there is a tabline.
Solution:   Correct computation of where the command line should be.
            (closes #11295)
diff --git a/src/version.c b/src/version.c
index fa22ae5..a52b707 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    670,
+/**/
     669,
 /**/
     668,