patch 8.0.1194: actual fg and bg colors of terminal are unknown

Problem:    Actual fg and bg colors of terminal are unknown.
Solution:   Add t_RF.  Store response to t_RB and t_RF, use for terminal.
diff --git a/src/version.c b/src/version.c
index fa4d4e7..a762e1e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1194,
+/**/
     1193,
 /**/
     1192,