cli/deps: update memmap2 to 0.9

Author: BurntSushi

regex-cli/Cargo.toml

@@ -27,7 +27,7 @@ anyhow = "1.0.28"
 bstr = { version = "1.4.0", default-features = false, features = ["std"] }
 lexopt = "0.3.0"
 log = { version = "0.4.17", features = ["std"] }
-memmap2 = "0.5.10"
+memmap2 = "0.9.4"
 regex = { version = "1.9.0", path = ".." }
 regex-automata = { version = "0.4.0", path = "../regex-automata", features = ["logging"] }
 regex-lite = { version = "0.1.0", path = "../regex-lite" }