Removes vnc server from the vendor image

The vnc server resides in the host now. This change removes the binary
from the vendor image, adds the host binary to the
cvd_host_executables target and deletes the selinux configurations
necessary to run it guest side.

Bug: 65062047
Bug: 70945014
Test: run locally
Change-Id: I776151e286de5a77260d7bff70fa8251cdd39448
diff --git a/host_package.mk b/host_package.mk
index 9799679..13dd108 100644
--- a/host_package.mk
+++ b/host_package.mk
@@ -22,6 +22,7 @@
 cvd_host_executables := \
     launch_cvd \
     wificlient \
+    vnc_server \
 
 cvd_host_tests := \
     auto_free_buffer_test \