Revert "mmc: sdhci-sprd: Fix vqmmc not shutting down after the card was pulled"

This reverts commit 8912dbdd which is
commit 477865af upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I3afce81d975fc42a8a8bb41212da7303c3b231d9
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>