Make AMBA package importing explicit

Updates AMBA to use standalone diplomacy module directly.

Fixes a small issue with builds using chisel source for diplomacy
module.

Generalize tlb_port | improve NBDcache performance

Support managers with < pageSize alignment

bump diplomacy and switch to diplomacy/master

Move diplomacy to standalone library absorbing aop

Updates the diplomacy dependency submodule to track
chipsalliance/diplomacy master branch.

Delete SFC RegisteredLibrary file

Resolves #3579.

Support pulling out full imul response

Splits out the aop and diplomacy modules into a standalone
library. Adds the new library as a dependency and updates the
in-tree diplomacy and aop modules to reference the new library with
deprecation warnings.

Add slave node to RoCC

FIFOFixer should be identity when no clients may request Fifo

Purge xbus in BaseSubsystem

Prepare to purge resource API

remove depending on explicit SBUS

Use sortedSlaves in some TL helpers

Fix AXI4 Xbar elaboration error due to missing fields

Resolves https://github.com/chipsalliance/rocket-chip/issues/3548.

Modularize PMA-checking functionality

Fence for RoCC on rocc-csr writes