1. Support to build IR ACS live image : build scripts and build instructions in documentation
 2. Upgrading ACS image to v5.13 kernel
 3. Refinement of UEFI-SCT Sequence files for IR and ES and verification
 4. Migrate to the version V21.08.00 of FWTS
 5. BBR: Migrate to edk2-test-stable202108 tag of SCT
 6. General improvements in scripts
 7. Bug Fixes

Co-authored-by: Edhaya Chandran <edhaya.chandran@arm.com>
Co-authored-by: Chetan Rathore <chetan.rathore@arm.com>
Co-authored-by: Jiss Jose <jiss.jose@arm.com>

Signed-off-by: jisjos01 <jiss.jose@arm.com>

Support to build ES ACS live image : build scripts and instructions in documentation
Updated the ES README.md to reflect the changes
Added a common configuration file to set external and internal software versions for build
Upgrading ACS image to v5.11 kernel
Refinement of UEFI-SCT Sequence files for IR and ES and verification
Support for CapsuleApp.efi in build and automation for ES and IR
Migrate to the version V21.06.00 + of FWTS
Migrate to 2821093d6f2b3521c453834f0657cf07c0908155 tag of SCT
General improvements in scripts
Bug Fixes

Co-authored-by: Edhaya Chandran <edhaya.chandran@arm.com>
Co-authored-by: Jeff Booher-Kaeding <jeff.booher-kaeding@arm.com>
Co-authored-by: Jiss Jose <jiss.jose@arm.com>

Signed-off-by: Edhaya Chandran <edhaya.chandran@arm.com>

Signed-off-by: edhay <edhaya.chandran@arm.com>

Scripts and Instructions to build BSA and BBR ACS for SystemReady IR
README for SystemReady ES

Co-authored-by: Edhaya Chandran <edhaya.chandran@arm.com>
Co-authored-by: Jiss Jose <jiss.jose@arm.com>
Co-authored-by: Jeff Booher-Kaeding <jeff.booher-kaeding@arm.com>

Signed-off-by: Edhaya Chandran <edhaya.chandran@arm.com>
Signed-off-by: Gowtham Siddarth <gowtham.siddarth@arm.com>