Bump dependencies

Cargo.toml

@@ -15,7 +15,7 @@ readme = "README.md"
 directories = "2.0.1"
 serde = { version = "1.0.92", features = ["derive"] }
 toml = "0.5.1"
-which_crate = { version = "2.0.1", package =  "which" }
+which_crate = { version = "3.1.0", package = "which" }
 shellexpand = "1.0.0"
 structopt = "0.3.0"
 log = "0.4.6"
@@ -23,7 +23,7 @@ walkdir = "2.2.7"
 console = "0.9.0"
 self_update_crate = { version = "0.8.0", optional = true, package =  "self_update" }
 lazy_static = "1.3.0"
-rust-ini = "0.13.0"
+rust-ini = "0.14.0"
 chrono = "0.4.6"
 tokio = "0.1.21"
 tokio-process = "0.2.3"
@@ -31,7 +31,7 @@ futures = "0.1.27"
 openssl-probe = { version = "0.1.2", optional = true }
 pretty_env_logger = "0.3.0"
 glob = "0.3.0"
-strum = { version = "0.16.0", features = ["derive"]}
+strum = { version = "0.17.1", features = ["derive"] }
 thiserror = "1.0.9"
 anyhow = "1.0.25"
 tempfile = "3.1.0"
@@ -40,7 +40,7 @@ tempfile = "3.1.0"
 notify-rust = "3.6.3"
 
 [target.'cfg(unix)'.dependencies]
-nix = "0.15.0"
+nix = "0.16.1"
 
 [profile.release]
 lto = true