docs: fix typo HDP->HFP in BluetoothHeadset

Bug: 158742305
Test: m ds-docs-java
Exempt-From-Owner-Approval: Docs-only change
Change-Id: Iec48eba9a29e1cb7c2565e773ae876db662552ef
diff --git a/framework/java/android/bluetooth/BluetoothHeadset.java b/framework/java/android/bluetooth/BluetoothHeadset.java
index d6b38fd..4fb5577 100644
--- a/framework/java/android/bluetooth/BluetoothHeadset.java
+++ b/framework/java/android/bluetooth/BluetoothHeadset.java
@@ -80,7 +80,7 @@
 
     /**
      * Intent used to broadcast the change in the Audio Connection state of the
-     * HDP profile.
+     * HFP profile.
      *
      * <p>This intent will have 3 extras:
      * <ul>