dataflow-state: Switch notify to macos_kqueue feature

The feature macos_fsevent is the default, which mechanism doesn't work
(maybe only on an ARM Fruit machine), the effect of which is that no log
lines are ever received.

Change-Id: Ic35647d6c81deb604528a2a7c4bb96f19cbc19be
Reviewed-on: https://gerrit.readyset.name/c/readyset/+/8158
Tested-by: Buildkite CI
Reviewed-by: Jason Brown <[email protected]>

Author: rs-sac

Cargo.lock

@@ -161,7 +161,7 @@ native-tls = "0.2.11"
 ndarray = "0.15.6"
 nom = "7.1.3"
 nom_locate = "4.2.0"
-notify = "6.1.1"
+notify = { version = "6.1.1", default-features = false, features = ["macos_kqueue"] }
 num-integer = "0.1.46"
 num_cpus = "1.16.0"
 opentelemetry = "0.21.0"