Realistic JAVA pack

Support for 1.21.10

Added new textures for all new copper blocks including copper golem

Added POM for some blocks

Adjusted reflectivity layers for some textures like copper, iron etc

A few other minor fixes and improvements

Added missing textures for new blocks such as dry grass, firefly bush, top of cactus, torchflowers and more.

New animated texture for flowing lava.

Updated textures for some flowers, vines and more.

Added missing armor including PBR layers.

New textures for entities such as skeleton, creeper, stray, zombie, pig, villager, llama and more.

New items such as swords, axes and many more.