patch 8.0.1615: term_dumpload() does not use the right colors

Problem:    term_dumpload() does not use the right colors.
Solution:   Initialize colors when not using create_vterm().

src/version.c

@@ -766,6 +766,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1615,
 /**/
     1614,
 /**/