cavs: memory: align all shared data objects on cache line size

[lgirdwood]

This should help when using the uncache mappings of these items around any writebacks and invalidates to make sure no adjoining data objects will get clobbered.

Signed-off-by: Liam Girdwood [email protected]

[lgirdwood]

@ranj063 pls take a look, and include this in the multicore branch.

[kv2019i]

No updates in a long time, converting to a draft.