Modify apex_available to Bluetooth apex

Bluetooth apex name has changed from com.android.btservices to
com.android.bt. We now need to update the reference in the code.

Updating apex_available in bp and other reference from within the code

Bug: 383863941
Flag: Exempt build infra
Test: m .
Change-Id: Iae9f2c1611f4b6c33b42c174ab8c870d88d0b91d
diff --git a/contexthub/aidl/Android.bp b/contexthub/aidl/Android.bp
index 674f8af..b56537a 100644
--- a/contexthub/aidl/Android.bp
+++ b/contexthub/aidl/Android.bp
@@ -35,7 +35,7 @@
         ndk: {
             apex_available: [
                 "//apex_available:platform",
-                "com.android.btservices",
+                "com.android.bt",
             ],
             min_sdk_version: "33",
             apps_enabled: true,