fix(lance-linalg): check fp16kernels feature before arch-specific code#5747

wjones127 merged 3 commits intolance-format:mainlance-format/lance:mainfrom

open-horizon-labs:fix-ios-fp16kernels-build-v1.0.1open-horizon-labs/lance:fix-ios-fp16kernels-build-v1.0.1Copy head branch name to clipboard