remoteproc: k3-r5: Add devm action to release reserved memory

Use a device lifecycle managed action to release reserved memory. This
helps prevent mistakes like releasing out of order in cleanup functions
and forgetting to release on error paths.

Signed-off-by: Beleswar Padhi <b-padhi@ti.com>
Reviewed-by: Andrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/20241219110545.1898883-2-b-padhi@ti.com


Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>