Merge changes If8547b5a,I6826a56d,Idb40907a,Ia51cbe1a,I9b55f6c5, ... into integration

* changes:
  feat(fvp): add SPM manifest for OP-TEE at S-EL1 without S-EL2/Hafnium
  fix(fvp): update the memory size allocated to optee at EL1
  fix(fvp): add DRAM memory regions that linux kernel can share
  feat(fvp): update FF-A version to v1.1 supported by optee
  feat(fvp): replace managed-exit with ns-interrupts-action
  fix(fvp): add optee specific mem-size attribute
  fix(fvp): fix the FF-A optee manifest by adding the boot info node