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.

src/version.c

@@ -769,6 +769,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1063,
 /**/
     1062,
 /**/