* changes: refactor(cpufeat): clump FEAT_PACQARMA3 with FEAT_PAuth refactor(cpufeat): simplify FEAT_MTPMU helpers refactor(cpufeat): bring MPAM and DIT to the feat_detect pattern refactor(cpufeat): drop redundant comments from arch_features.h
* changes: refactor(cpufeat): clump FEAT_PACQARMA3 with FEAT_PAuth refactor(cpufeat): simplify FEAT_MTPMU helpers refactor(cpufeat): bring MPAM and DIT to the feat_detect pattern refactor(cpufeat): drop redundant comments from arch_features.h