patch 8.1.1674: script to check a colorscheme can be improved

Problem:    Script to check a colorscheme can be improved.
Solution:   Match the whole group name. Don't warn for what is usually omitted.
diff --git a/src/version.c b/src/version.c
index 07c0d7a..04a2e68 100644
--- a/src/version.c
+++ b/src/version.c
@@ -778,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1674,
+/**/
     1673,
 /**/
     1672,