inconsistent style for switch thumb in outline iconpack

https://github.com/AOSAP/platform_frameworks_base/blob/544409fcd1d9befa9f73ec42d5020ecd47b1dfa7/packages/overlays/IconPackOutlineAndroidOverlay/res/drawable-anydpi/switch_thumb_material_anim.xml

Switch thumb disabled icon uses a star, which is inconsistent with the icon pack style Outline.

Downstream report: https://github.com/Mahmud0808/Iconify/issues/110