Change the "no viable version" check

... to make it easier to trace from `ct-ng menuconfig`.

Signed-off-by: Alexey Neyman <stilor@att.net>

maintainer/kconfig-versions.template

@@ -281,13 +281,14 @@ endchoice
 # This may happen if there are conflicting requirements set by
 # the host system and/or other packages.
 config @@fork|@@_NO_VERSIONS
-    def_bool y
+    bool
     select INVALID_CONFIGURATION
-    depends on !@@fork|@@_VERY_NEW
+    default n if @@fork|@@_VERY_NEW
 #!foreach version
-    depends on !@@fork|@@_V_@@ver_sel|@@ 
+    default n if @@fork|@@_V_@@ver_sel|@@
 #!end-foreach
-    depends on !@@fork|@@_VERY_OLD
+    default n if @@fork|@@_VERY_OLD
+    default y
 
 if @@fork|@@_NO_VERSIONS
 comment "WARNING!"