crosvm: Remove obsoleted vmlauncher_app usage

Bug: 391731295
Change-Id: Ic8efb04cb3aa71383236ca45ad39bb771b42c92c
diff --git a/private/vmlauncher_app.te b/private/vmlauncher_app.te
index ef34c31..2007177 100644
--- a/private/vmlauncher_app.te
+++ b/private/vmlauncher_app.te
@@ -14,7 +14,7 @@
 allow vmlauncher_app fsck_exec:file { r_file_perms execute execute_no_trans };
 allow vmlauncher_app crosvm:fd use;
 allow vmlauncher_app crosvm_tmpfs:file { map read write };
-allow vmlauncher_app crosvm_exec:file rx_file_perms;
+allow vmlauncher_app crosvm_exec:file r_file_perms;
 
 allow vmlauncher_app privapp_data_file:sock_file { create unlink write getattr };