fix README duplicated names

[TakeMeToTheMoon8]

Remove duplicates from textures and models.

(allium, aspen_sapling, azure_bluet, berry_bush_stage0, blue_orchid, brown_mushroom, cedar_sapling, cobweb, cornflower, dandelion, elm_sapling, maple_sapling, netorange_tulip, oxeye_daisy, palm_sapling, pear_sapling, pine_sapling, pink_tulip, plum_sapling, poppy, red_mushroom, red_tulip, small_cactus, tallgrass, tall_grass_bottom, tall_grass_top, white_tulip, wither_rose)

(Aspen Door, Black Bed, Blue Bed, Board, Brown Bed, Cedar Door, Cyan Bed, Elm Door, Gray Bed, Green Bed, Light Blue Bed, Light Gray Bed, Lime Bed, Magenta Bed, Maple Door, Orange Bed, Palm Door, Pear Door, Pine Door, Pink Bed, Plum Door, Potion Table, Purple Bed, Red Bed, White Bed, Yellow Bed)

[goku12345678king-collab]