patch 8.0.0754: terminal window does not support colors

Problem:    Terminal window does not support colors.
Solution:   Lookup the color attribute.
diff --git a/src/version.c b/src/version.c
index 724e7c3..263e671 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    754,
+/**/
     753,
 /**/
     752,