mmc: host: drop owner assignment from platform_drivers

A platform_driver does not need to set an owner, it will be populated by the
driver core.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --cc drivers/mmc/host/au1xmmc.c
Simple merge

diff --cc drivers/mmc/host/davinci_mmc.c
Simple merge

diff --cc drivers/mmc/host/sdhci-acpi.c
Simple merge

diff --cc drivers/mmc/host/tmio_mmc.c
Simple merge

diff --cc drivers/mmc/host/usdhi6rol0.c
Simple merge

diff --cc drivers/mmc/host/wbsd.c
Simple merge

diff --cc drivers/mmc/host/wmt-sdmmc.c
Simple merge