ASoC: imx-audio-rpmsg: Remove redundant initialization owner in imx_audio_rpmsg_driver

The module_rpmsg_driver() will set "THIS_MODULE" to driver.owner when
register a rpmsg_driver driver, so it is redundant initialization to set
driver.owner in the statement. Remove it for clean code.

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Link: https://lore.kernel.org/r/20230808021728.2978035-1-lizetao1@huawei.com


Signed-off-by: Mark Brown <broonie@kernel.org>