[Bluetooth apex] Use new apex name

The Bluetooth apex name is now called com.android.btservices

Bug: 243054261
Test: Build
Change-Id: I12fd987851d3773ec649caf73711f1f8886ab66e
diff --git a/Android.bp b/Android.bp
index cc02350..f676064 100644
--- a/Android.bp
+++ b/Android.bp
@@ -46,7 +46,7 @@
     min_sdk_version: "30",
     apex_available: [
         "//apex_available:platform",
-        "com.android.bluetooth",
+        "com.android.btservices",
     ],
 }