Wanhao i3 V2.1 BLTouch Mount (with LED)

This is a remix of rativiv's design with LED mount, low profile and slightly bigger curve (optimized for ABS shrinkage).


Marlin config:
X_PROBE_OFFSET_FROM_EXTRUDER 7
Y_PROBE_OFFSET_FROM_EXTRUDER 50
Z_PROBE_OFFSET_FROM_EXTRUDER 0

changes:
-Low profile. BLtouch is very light, you don't need the upper part, plus my wanhao bearing mount does not have "free" holes on the top side. So I cut the top part and made it compatible with most (all? some? ) belt tension mods.
-Curve is larger, t