Remove setPackage() for tool in hearing devivce dialog

Root Cause: The destination for tools in hearing device dialog is not all settings page, live
caption has its own activity page

Solution: Remove setPackage() for intent for tools. Also add setPackage() for 'Settings' button.

Bug: 403369372
Test: atest HearingDevicesDialogDelegateTest HearingDevicesDialogDelegateTest
Flag: EXEMPT bugfix
Change-Id: I59e3306e90122dce4bb52cc325187ed637aa4fae