Enable Rust backend on Keymint, Fingerprint and Biometrics interfaces

This is necessary to implement fingerprint HAL in Rust.

Bug: 366409699
Test: Build pass
Merged-In: I6d925fadb94252cd9d66f93b3085c231ff52fe86
Change-Id: I6d925fadb94252cd9d66f93b3085c231ff52fe86
diff --git a/biometrics/common/aidl/Android.bp b/biometrics/common/aidl/Android.bp
index 246bcf2..4afecb4 100644
--- a/biometrics/common/aidl/Android.bp
+++ b/biometrics/common/aidl/Android.bp
@@ -22,6 +22,9 @@
         cpp: {
             enabled: false,
         },
+        rust: {
+            enabled: true,
+        },
     },
     versions_with_info: [
         {