Stop truncating the BCC

But only if the RELEASE_AVF_ENABLE_DICE_CHANGES flag is enabled.

Bug: 280405545
Bug: 299472719
Bug: 266172411
Test: atest MicrodroidTests (with all flags enabled)
Change-Id: Iff619b89f81e53dc71f0ef27676b0f7c338f3031
diff --git a/Android.bp b/Android.bp
index d1086ba..cde4419 100644
--- a/Android.bp
+++ b/Android.bp
@@ -33,6 +33,7 @@
     module_type: "rust_defaults",
     config_namespace: "ANDROID",
     bool_variables: [
+        "release_avf_enable_dice_changes",
         "release_avf_enable_multi_tenant_microdroid_vm",
         "release_avf_enable_vendor_modules",
     ],
@@ -44,6 +45,9 @@
 avf_flag_aware_rust_defaults {
     name: "avf_build_flags_rust",
     soong_config_variables: {
+        release_avf_enable_dice_changes: {
+            cfgs: ["dice_changes"],
+        },
         release_avf_enable_multi_tenant_microdroid_vm: {
             cfgs: ["payload_not_root"],
         },