Bumped version to 0.3.4

Author: G2-Games

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cross_usb"
-version = "0.3.3"
+version = "0.3.4"
 authors = ["G2-Games <ke0bhogsg@gmail.com>"]
 repository = "https://github.com/G2-Games/cross-usb"
 documentation = "https://docs.rs/cross_usb"
@@ -58,4 +58,4 @@ codegen-units = 1
 dwarf-debug-info = true
 
 [package.metadata.docs.rs]
-targets = ["x86_64-unknown-linux-gnu", "x86_64-pc-windows-msvc", "x86_64-apple-darwin", "aarch64-apple-darwin"]
+targets = ["x86_64-unknown-linux-gnu", "x86_64-pc-windows-msvc", "x86_64-apple-darwin", "aarch64-apple-darwin", "wasm32-unknown-unknown"]