tweaks: remove a superfluous check

When break_line() is called with its last parameter set to TRUE
(meaning that it will break also at a newline) it will return a
value that is bigger than 1.  So it is pointless to ensure that
it is at least 1.

src/help.c

@@ -596,10 +596,8 @@ size_t help_line_len(const char *ptr)
 	/* If the entire line will just fit the screen, don't wrap it. */
 	if (wideness(ptr, length) <= wrapping_point + 1)
 		return length;
-	else if (wrap_location > 0)
-		return wrap_location;
 	else
-		return 1;
+		return wrap_location;
 }
 #endif /* ENABLE_HELP */