msm: soc: Avoid calling bus clear pdata

Avoid calling bus clear pdata when bus manager is de-initialized as
this call is redundant. This is taken care by the base device
driver release_node function.

CRs-Fixed: 1076959
Change-Id: I8de2db02e6e073144bc5d8a9173313102c9a598f
Signed-off-by: Krishnankutty Kolathappilly <kkolatha@codeaurora.org>