Remove redundant build property for reduceOpsTaskSplitting

This flag is true for everyone now. No need for it here. Change has no effect.

Bug: 183612348
Bug: 185920634
Change-Id: Id625412fd18ceb35b13ba2faf779430a16e5b10d
(cherry picked from commit ddcfc856581f5761f6288feb6b109c9c333fa646)
1 file changed