pd: support paddle backend and water/se_e2_a#4302

njzjz merged 65 commits into

deepmodeling:develdeepmodeling/deepmd-kit:develfrom

HydrogenSulfate:add_paddle_backend_core_and_water_se_e2_aHydrogenSulfate/deepmd-kit:add_paddle_backend_core_and_water_se_e2_aCopy head branch name to clipboard