[LVGL] Image pivot point

[mvladic]

Alejandro_Z on Discord: "According to the lvgl documentation, pivot point is on the center of the image by default. But studio defaults it to the top left corner."

Studio should use LVGL default.

[zalexzperez]

https://docs.lvgl.io/master/widgets/image.html#transformations :

Quote: By default, the pivot point of the rotation is the center of the image. It can be changed with lv_image_set_pivot(img, pivot_x, pivot_y). 0;0 is the top left corner.

[mvladic]

Fixed.

By default Image pivot point is in the center now and there is a new option if you want to change that: