Y belt tensionner for x2

i've remixed te y tensionner for x1 for adapt to my x2(don't pay attention at file name) enjoy!

X2_YTensioner_Extra2TNut_Logo is a review version to allow a greater play at the level of the fixing screws because the nuts have been lengthened to allow a greater stroke.
I also created a clearance at the level of the belt pulley to facilitate access to the bottom nut during assembly. enjoy!

3th july 2022:
i've added a reinforcement wall so that the pulley does not go askew due to the deformation of the upper wall due to the tension of the belt.

07 aout 2022

update for make more place for the belt's wheel