better readable condition

Co-authored-by: Christopher Head <chead@chead.ca>

lcd.lua

@@ -96,7 +96,7 @@ local create_lines = function(text)
 						line = line .. " "
 						remaining = remaining - 1
 					end
-					if remaining - string.len(word) < 0 then
+					if remaining < string.len(word) then
 						line = line .. string.sub(word, 1, math.min(remaining, string.len(word)))
 						word = string.sub(word, remaining+1, string.len(word))
 						if flush_line_and_check_for_return() then return tab end