Enable the rust backend for android.hardware.bluetooth.socket

Bug: 390141445
Test: TreeHugger
Change-Id: I1af250853c4f518d97d69141e2b2ac3c6ef1da5a
diff --git a/bluetooth/socket/aidl/Android.bp b/bluetooth/socket/aidl/Android.bp
index 77679f8..6cf9e52 100644
--- a/bluetooth/socket/aidl/Android.bp
+++ b/bluetooth/socket/aidl/Android.bp
@@ -31,6 +31,9 @@
     ],
     stability: "vintf",
     backend: {
+        rust: {
+            enabled: true,
+        },
         java: {
             enabled: false,
         },