Audio V4: dump effect HAL using the standard debug()

A debugDump was used previously because the debug did not exist.
Now that the framework uses debug(), the HAL must also do so.

Bug: 78307161
Test: adb shell dumpsys media.audio_flinger
Change-Id: Ic5841d5284d742c572629249b80aa1de841983c7
Signed-off-by: Kevin Rocard <krocard@google.com>