patch 8.1.2096: too many #ifdefs

Problem:    Too many #ifdefs.
Solution:   Graduate FEAT_COMMENTS.
diff --git a/src/version.c b/src/version.c
index 32ddda8..8890193 100644
--- a/src/version.c
+++ b/src/version.c
@@ -165,11 +165,7 @@
 #else
 	"-cmdline_info",
 #endif
-#ifdef FEAT_COMMENTS
 	"+comments",
-#else
-	"-comments",
-#endif
 #ifdef FEAT_CONCEAL
 	"+conceal",
 #else
@@ -758,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2096,
+/**/
     2095,
 /**/
     2094,