docs: update FVP TC2 model version and build (11.23/17)

Update the FVP TC2 model version and build (11.23/17) to match
the version used for testing in TF-A OpenCI.

Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
Change-Id: Ic7411ee4863428b7dfbe43cf39abfc2269f3c3ae
diff --git a/docs/plat/arm/fvp/index.rst b/docs/plat/arm/fvp/index.rst
index 700020f..44fde9c 100644
--- a/docs/plat/arm/fvp/index.rst
+++ b/docs/plat/arm/fvp/index.rst
@@ -52,7 +52,7 @@
 -  ``FVP_Morello`` (Version 0.11/33)
 -  ``FVP_RD_V1``
 -  ``FVP_TC1``
--  ``FVP_TC2`` (Version 11.20/24)
+-  ``FVP_TC2`` (Version 11.23/17)
 
 The latest version of the AArch32 build of TF-A has been tested on the
 following Arm FVPs without shifted affinities, and that do not support threaded