arm64: dts: ls2080a-rdb: remove disable status of pca9547

pca9547 won't probed since its status property is disabled.
while there are devices connected to it, we need remove status
property to let ds3232 and adt7461 probed correctly.

Signed-off-by: Meng Yi <meng.yi@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>