Remove quickcheck in favour of proptest (#8471)

Consolidate our property-testing around `proptest`. This PR was written with Copilot and manually tweaked.


Co-Authored-By: Michael Sproul <michael@sproul.xyz>

Co-Authored-By: Michael Sproul <michael@sigmaprime.io>

Author: michaelsproul

Cargo.lock

@@ -201,9 +201,8 @@ parking_lot = "0.12"
 paste = "1"
 pretty_reqwest_error = { path = "common/pretty_reqwest_error" }
 prometheus = { version = "0.13", default-features = false }
+proptest = "1"
 proto_array = { path = "consensus/proto_array" }
-quickcheck = "1"
-quickcheck_macros = "1"
 quote = "1"
 r2d2 = "0.8"
 rand = "0.9.0"

Cargo.toml

@@ -72,6 +72,5 @@ features = [
 [dev-dependencies]
 async-channel = { workspace = true }
 logging = { workspace = true }
-quickcheck = { workspace = true }
-quickcheck_macros = { workspace = true }
+proptest = { workspace = true }
 tempfile = { workspace = true }