WildRig Multi 0.48.8

• improved pearlhash for NVIDIA RTX 4000 series gpu's up to 4%(depends on gpu and its OC)
• parameter --pearlhash-kernel 2 can improve pearlhash power efficiency for gpu's NVIDIA RTX 4060 and 4070 Super/Ti
• added support for NVIDIA A100 and similar Server Ampere gpu's(A100 PCIE 80GB is 200-210TH/s@300W)
• forgot to mention before: NVIDIA RTX PRO 6000 is 410TH/s@600W