Revert "UPSTREAM: mmc: sdhci-msm: Don't enable PWRSAVE_DLL for certain sdhc hosts"

This reverts commit dfc165df.

This is a suspected change that's breaking suspend/resume in mainline.
Hence, revert this until the issue is fixed.

Change-Id: Ia92d64ba3121e01770b680478af1c2a65b49f48c
Signed-off-by: Asutosh Das <asutoshd@codeaurora.org>