patch 8.2.3676: unused runtime file

Problem:    Unused runtime file.
Solution:   Remove rgb.txt.
diff --git a/src/version.c b/src/version.c
index 07d93d9..2c5163e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3676,
+/**/
     3675,
 /**/
     3674,