Allow virt APEX to use diced and open_dice_cbor

Microdroid payloads use diced to access their secrets and BCCs. The
open_dice_cbor then gives them safe rust bindings to open-dice to
process them. There's a dependency on ZVec which pulls in
libkeystore2_crypto.

Test: build, TH
Change-Id: I402a9a416d7b0e0eed2e268495b148e5669e5c52
diff --git a/keystore2/src/crypto/Android.bp b/keystore2/src/crypto/Android.bp
index c3f6f3c..1ac6467 100644
--- a/keystore2/src/crypto/Android.bp
+++ b/keystore2/src/crypto/Android.bp
@@ -36,6 +36,10 @@
         "libcrypto",
     ],
     vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 cc_library {
@@ -50,6 +54,10 @@
         "liblog",
     ],
     vendor_available: true,
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 rust_bindgen {
@@ -86,6 +94,10 @@
         "--allowlist-var", "EVP_MAX_MD_SIZE",
     ],
     cflags: ["-DBORINGSSL_NO_CXX"],
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 rust_test {
@@ -138,4 +150,8 @@
     auto_gen_config: true,
     clippy_lints: "none",
     lints: "none",
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }