fix: change spelling of color

lua/CC Tweaked/tutel/tutel-host.lua

@@ -187,7 +187,7 @@ function updateScreen()
 
     local function drawTextCentered(text)
         local x = (w / 2) - (text:len() / 2)
-        local curX, curY = term.getCursorPos()
+        local _, curY = term.getCursorPos()
         term.setCursorPos(x, curY)
         term.write(text)
     end
@@ -195,8 +195,8 @@ function updateScreen()
     term.clear()
     term.setCursorPos(1, 1)
 
-    term.setBackgroundColour(colours.lightGray)
-    term.setTextColour(colours.black)
+    term.setBackgroundColor(colors.lightGray)
+    term.setTextColour(colors.black)
     term.clearLine()
     drawTextCentered("tutel host controller")
 end