[rialto][vsock] Buffer the write from rialto to the host

This cl implements a write buffer for transmitting data from
rialto to the host to improve the communication efficiency.

Test: atest rialto_test
Bug: 293411448
Change-Id: I3e81dcb6c336f4279d25b168d0841ffe2f3265ec
diff --git a/rialto/Android.bp b/rialto/Android.bp
index 33c24eb..55423ea 100644
--- a/rialto/Android.bp
+++ b/rialto/Android.bp
@@ -16,6 +16,7 @@
         "liblibfdt",
         "liblog_rust_nostd",
         "libservice_vm_comm_nostd",
+        "libtinyvec_nostd",
         "libvirtio_drivers",
         "libvmbase",
     ],