Re-enable alsaequal in PiCorePlayer 5

After the upgrade of PiCorePlayer 4 to version 5 I noticed that there has been a change in the caps module. Unfortunately I was unable to configure the alsaequal equalizer using the webinterface.PiZero devices with JustBoom Zero Amp hat are still working fine with equalizer and v5. But my Raspberry Pi 2/3/3b with a HifiBerry…