patch 8.0.1063: Coverity warns for NULL check and array use

Problem:    Coverity warns for NULL check and using variable pointer as an
            array.
Solution:   Remove the NULL check.  Make "argvar" an array.
diff --git a/src/version.c b/src/version.c
index 5fe8eed..6be7b82 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1063,
+/**/
     1062,
 /**/
     1061,