scsi: ufs: change the default preferences of vendor pwr change to HS

In this change the default preferences of the UFS vendor
are set to work in HS-G1- 1 Lane, as the enviroment became stable.

Change-Id: I340190d5c6cf4f848f9def7eba8831fb299adadb
Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org>