[pvmfw][avb] Clean up empty avb module in pvmfw

Test: m pvmfw_img
Change-Id: I340eb73cd6b096776a4b3877b9b840887c885db2
diff --git a/pvmfw/src/avb.rs b/pvmfw/src/avb.rs
deleted file mode 100644
index 1abe73f..0000000
--- a/pvmfw/src/avb.rs
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright 2022, The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-//! Image verification.
-
-pub use pvmfw_embedded_key::PUBLIC_KEY;
diff --git a/pvmfw/src/main.rs b/pvmfw/src/main.rs
index 24c36b3..eabdfe8 100644
--- a/pvmfw/src/main.rs
+++ b/pvmfw/src/main.rs
@@ -20,7 +20,6 @@
 
 extern crate alloc;
 
-mod avb;
 mod config;
 mod dice;
 mod entry;
@@ -38,7 +37,6 @@
 use alloc::boxed::Box;
 
 use crate::{
-    avb::PUBLIC_KEY,
     dice::derive_next_bcc,
     entry::RebootReason,
     fdt::add_dice_node,
@@ -52,6 +50,7 @@
 use libfdt::Fdt;
 use log::{debug, error, info, trace};
 use pvmfw_avb::verify_payload;
+use pvmfw_embedded_key::PUBLIC_KEY;
 
 const NEXT_BCC_SIZE: usize = GUEST_PAGE_SIZE;