Merge "Add Hearing devices related tools" into main

packages/SystemUI/aconfig/accessibility.aconfig

.../drawable/qs_hearing_devices_related_tools_background.xml

packages/SystemUI/res/layout/hearing_devices_tile_dialog.xml

packages/SystemUI/res/layout/hearing_tool_item.xml

packages/SystemUI/res/values/config.xml

packages/SystemUI/res/values/dimens.xml

packages/SystemUI/res/values/strings.xml

...ccessibility/hearingaid/HearingDevicesDialogDelegate.java

...ccessibility/hearingaid/HearingDevicesToolItemParser.java

...com/android/systemui/accessibility/hearingaid/ToolItem.kt

...sibility/hearingaid/HearingDevicesDialogDelegateTest.java

...sibility/hearingaid/HearingDevicesToolItemParserTest.java