Ender 3 Adjustable Nozzle Brush

Remix of the nozzle cleaner great for pre print nozzle cleaning. Great for PETG build up. I removed a little bit of material that was next to the build plate so it would more easily clear. I opened up the brush area to accommodate more brush sizes and added a M3 bolt to lock the brush into place. Also added more bracing to the brush holder. It can be adjusted up and down for different height brush hairs and nozzle heights. I can verify this works with the Creality Sprite Extruder.

On the X mounting plate, I had to flip and shorten the bolt that holds the top right wheel. I also grabbed a non-nylon nut with some blue locktite. This allows the mounting plate to reach the nozzle brush.

-After doing above and for a 220x220 or 230x230 build plate Ender 3 in Marlin, change the Travel Limit X_MAX_POS to 245 and comment out "//" Y_BED_SIZE after that.
-Find the NOZZLE_CLEAN_FEATURE and enable it.
-Change the NOZZLE_CLEAN_STROKES to 3 for 1 back and forth wipe, 6 for 2(This is what mi