Update CUDA to 12.6.3 and cuDNN to 9.6.0#9620

Merged

cmsbuild merged 2 commits intocms-sw:IB/CMSSW_15_0_X/masterfrom

fwyzard:IB/CMSSW_15_0_X/master_cuda126

Jan 21, 2025

Commits on Jan 16, 2025

Update CUDA to 12.6.3
fwyzard
committed

Commits on Jan 17, 2025

Update cuDNN to 9.6.0 for CUDA 12
fwyzard
committed