infra/rdn2cfg1: updates for RD-INFRA-2021.08.11 release

For the RD-INFRA-2021.08.11 release, include the documentation about
using non-discoverable devices connected to IO virtualization block.
In addition to this, update the expected FVP version to be used
along with software tagged as RD-INFRA-2021.08.11.

Signed-off-by: Thomas Abraham <thomas.abraham@arm.com>
Change-Id: Icd20220849b10a90caccbccecb3d1957fda95f3d

docs/infra/rdn2cfg1/readme.rst

@@ -55,6 +55,7 @@ RD-N2-Cfg1 platform software stack supports the following features.
 - `ACS Compliance Test`_.
 - `UEFI Secure Boot`_.
 - `Virtualization`_
+- `Non-discoverable IO Virtualization block`_
 
 Follow the links above for detailed information about the build and execute
 steps for each of the supported features.
@@ -71,6 +72,8 @@ validated in each release is listed in `change log`_.
 +-----------------------+------------------------------+
 |     Release Tag       |    RD-N2-Cfg1 FVP Version    |
 +=======================+==============================+
+|  RD-INFRA-2021.08.11  |          11.15.23            |
++-----------------------+------------------------------+
 |  RD-INFRA-2021.05.27  |          11.14.36            |
 +-----------------------+------------------------------+
 |  RD-INFRA-2021.04.30  |          11.14.34            |
@@ -94,3 +97,4 @@ validated in each release is listed in `change log`_.
 .. _UEFI Secure Boot: docs/infra/common/secure-boot.rst
 .. _Virtualization: docs/infra/common/virtualization.rst
 .. _change log: docs/infra/change-log.rst
+.. _Non-discoverable IO Virtualization block: docs/infra/common/iovirt_nonpcie.rst