distro: add rdv1mc as supported platform

Allow distro boot test on RD-V1 multi-chip platform by including the
platform name 'rdv1mc' in the list of platforms supported.
Signed-off-by: Thomas Abraham <thomas.abraham@arm.com>
Change-Id: I7dca3cee079d88c3afff2aeb7e2fedc37a40980d

sgi/distro.sh

@@ -45,6 +45,7 @@ declare -A platforms_rdinfra
 platforms_rdinfra[rdn1edge]=1
 platforms_rdinfra[rde1edge]=1
 platforms_rdinfra[rdv1]=1
+platforms_rdinfra[rdv1mc]=1
 platforms_rdinfra[rdn2]=1
 
 install ()