MCTP requester, solve Internal Compiler Error for g++ 13.2

Create intermediate DBus interface object and use it for
the coGetServiceMap awaitable object creation to avoid ICE.

Google-Bug-Id: 437731307
Change-Id: Ib0f12413e99f83db3e02ca71bfca55edd9045942
Signed-off-by: Raziel Lopez <raziellopez@google.com>

requester/mctp_endpoint_discovery.cpp

diff --git a/requester/mctp_endpoint_discovery.cpp b/requester/mctp_endpoint_discovery.cpp
index 44d54dc..293bdc1 100644
--- a/requester/mctp_endpoint_discovery.cpp
+++ b/requester/mctp_endpoint_discovery.cpp
@@ -280,9 +280,10 @@
             }
             try
             {
+                dbus::Interfaces interfaces{"xyz.openbmc_project.MCTP.Endpoint"};
                 auto mapperResponse = co_await utils::coGetServiceMap(
                     objPath,
-                    dbus::Interfaces{"xyz.openbmc_project.MCTP.Endpoint"});
+                    interfaces);
                 if (mapperResponse.size() == 0)
                 {
                     mctpQueuedSignals[objPath].pop();