tools: plugin: alsaplug: ctl: Fix control ops for IPC4

Fix the read/write integer operations for IPC4 and the IPC messages
queues in the plugin kcontrol. Convert the bytes/enum ops implementation
to stubs. Support for these will be added later.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>

Author: ranj063