Revert "Migrate to avb_add_hash_footer"

This reverts commit 26eca1fd2f8d13cd44fbff2ff031eaa4352fd534.

Reason for revert: Broke x86 build

Change-Id: Ia73721f073268aa059f577ab83afd3034c8c3ee5
diff --git a/apex/Android.bp b/apex/Android.bp
index fb8de4c..0f30c67 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -3,16 +3,12 @@
 }
 
 microdroid_filesystem_images = [
-    "microdroid_boot-5.10",
-    "microdroid_bootconfig_app_debuggable",
-    "microdroid_bootconfig_full_debuggable",
-    "microdroid_bootconfig_normal",
-    "microdroid_init_boot",
     "microdroid_super",
-    "microdroid_uboot_env",
+    "microdroid_boot-5.10",
+    "microdroid_init_boot",
+    "microdroid_vendor_boot-5.10",
     "microdroid_vbmeta",
     "microdroid_vbmeta_bootconfig",
-    "microdroid_vendor_boot-5.10",
 ]
 
 apex {
@@ -64,8 +60,12 @@
     prebuilts: [
         "com.android.virt.init.rc",
         "microdroid.json",
+        "microdroid_uboot_env",
         "microdroid_bootloader",
         "microdroid_bootloader.avbpubkey",
+        "microdroid_bootconfig_normal",
+        "microdroid_bootconfig_app_debuggable",
+        "microdroid_bootconfig_full_debuggable",
     ],
     file_contexts: ":com.android.virt-file_contexts",
     canned_fs_config: "canned_fs_config",
diff --git a/apex/sign_virt_apex.py b/apex/sign_virt_apex.py
index 8f717d4..1c0714e 100644
--- a/apex/sign_virt_apex.py
+++ b/apex/sign_virt_apex.py
@@ -360,17 +360,17 @@
 # dict of (key, file) for re-sign/verification. keys are un-versioned for readability.
 virt_apex_files = {
     'bootloader.pubkey': 'etc/microdroid_bootloader.avbpubkey',
-    'bootloader': 'etc/fs/microdroid_bootloader',
+    'bootloader': 'etc/microdroid_bootloader',
     'boot.img': 'etc/fs/microdroid_boot-5.10.img',
     'vendor_boot.img': 'etc/fs/microdroid_vendor_boot-5.10.img',
     'init_boot.img': 'etc/fs/microdroid_init_boot.img',
     'super.img': 'etc/fs/microdroid_super.img',
     'vbmeta.img': 'etc/fs/microdroid_vbmeta.img',
     'vbmeta_bootconfig.img': 'etc/fs/microdroid_vbmeta_bootconfig.img',
-    'bootconfig.normal': 'etc/fs/microdroid_bootconfig.normal',
-    'bootconfig.app_debuggable': 'etc/fs/microdroid_bootconfig.app_debuggable',
-    'bootconfig.full_debuggable': 'etc/fs/microdroid_bootconfig.full_debuggable',
-    'uboot_env.img': 'etc/fs/uboot_env.img'
+    'bootconfig.normal': 'etc/microdroid_bootconfig.normal',
+    'bootconfig.app_debuggable': 'etc/microdroid_bootconfig.app_debuggable',
+    'bootconfig.full_debuggable': 'etc/microdroid_bootconfig.full_debuggable',
+    'uboot_env.img': 'etc/uboot_env.img'
 }