ARM: dts: msm: clock ctrl per xfer for i2c 8084

Turn i2c clocks on/off per transfer request (rather than per
PM requests) on i2c controller instances on BLSP1 QUP3 and QUP4
for apq8084.

Change-Id: Ib69f81561f4faf6aeb754945b55ab3ef0981b4be
Signed-off-by: Gilad Avidov <gavidov@codeaurora.org>