Version bump

Author: grego

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "blades"
-version = "0.4.0-alpha"
+version = "0.4.0"
 authors = ["Maroš Grego <maros@grego.site>"]
 edition = "2021"
 description = "Blazing fast dead simple static site generator"
@@ -25,9 +25,9 @@ cmark-syntax = "0.3"
 
 # Cargo doesn't support binary-only dependencies yet.
 toml = { version = "0.5.9", optional = true }
-clap = { version = "3.1", optional = true, default_features = false, features = ["std"] }
-clap_derive = { version = "3.1", optional = true }
-thiserror = { version = "1.0.31", optional = true }
+clap = { version = "3.2", optional = true, default_features = false, features = ["std"] }
+clap_derive = { version = "3.2", optional = true }
+thiserror = { version = "1", optional = true }
 serde_json = { version = "1", optional = true }
 
 [features]