rpc_binder: Update users of RpcSession

Bug: 245727626
Test: atest -p packages/modules/Virtualization:avf-presubmit
Change-Id: Ic6d57bac2fba09a0061334b27bdc81c817734532
diff --git a/vmclient/src/lib.rs b/vmclient/src/lib.rs
index 2f22316..a9c2619 100644
--- a/vmclient/src/lib.rs
+++ b/vmclient/src/lib.rs
@@ -40,7 +40,7 @@
     },
 };
 use log::warn;
-use rpcbinder::get_preconnected_rpc_interface;
+use rpcbinder::RpcSession;
 use std::{
     fmt::{self, Debug, Formatter},
     fs::File,
@@ -178,7 +178,7 @@
         &self,
         port: u32,
     ) -> Result<Strong<T>, StatusCode> {
-        get_preconnected_rpc_interface(|| {
+        RpcSession::new().setup_preconnected_client(|| {
             match self.vm.connectVsock(port as i32) {
                 Ok(vsock) => {
                     // Ownership of the fd is transferred to binder