cargo: bump ntest version to 0.9.3

Bumped ntest version to the newest one.
Thanks to that, the rust-analyzer works with
test funtions marked with both `#[tokio::test]` and `#[ntest::timeout()]`.

Author: muzarski

scylla-rust-wrapper/Cargo.lock

@@ -32,7 +32,7 @@ chrono = "0.4.20"
 
 [dev-dependencies]
 assert_matches = "1.5.0"
-ntest = "0.9.0"
+ntest = "0.9.3"
 rusty-fork = "0.3.0"
 scylla-proxy = { git = "https://github.com/scylladb/scylla-rust-driver.git", rev = "40aaee6" }