Use SyncRtSurfaceTransactionApplier to apply blur.

Bug: 403605350
Test: atest BlurUtilsTest
Test: take a trace locally. Compare before and after and make sure the
binder transaction block is gone on main thread.
Flag: EXEMPT low risk performance fix.

Change-Id: I89bc1e62d724c93de5a56f62ea1991ee086ad8f5