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/audio/aidl/Android.bp b/audio/aidl/Android.bp
index 0f2fe99..97577d1 100644
--- a/audio/aidl/Android.bp
+++ b/audio/aidl/Android.bp
@@ -60,7 +60,7 @@
         ndk: {
             apex_available: [
                 "//apex_available:platform",
-                "com.android.btservices",
+                "com.android.bt",
             ],
             min_sdk_version: "31",
         },
diff --git a/audio/common/5.0/Android.bp b/audio/common/5.0/Android.bp
index 02f66a3..d9c4f58 100644
--- a/audio/common/5.0/Android.bp
+++ b/audio/common/5.0/Android.bp
@@ -23,6 +23,6 @@
     gen_java_constants: true,
     apex_available: [
         "//apex_available:platform",
-        "com.android.btservices",
+        "com.android.bt",
     ],
 }