add "bring your own gui" example plugins

plugins/examples/byo_gui_wgpu/Cargo.toml

@@ -0,0 +1,24 @@
+[package]
+name = "byo_gui_wgpu"
+version = "0.1.0"
+edition = "2021"
+authors = ["Billy Messenger <60663878+BillyDM@users.noreply.github.com>"]
+license = "ISC"
+
+description = "A simple example plugin with a raw WGPU context for rendering"
+
+[lib]
+# The `lib` artifact is needed for the standalone target
+crate-type = ["cdylib", "lib"]
+
+[dependencies]
+nih_plug = { path = "../../../", features = ["assert_process_allocs", "standalone"] }
+baseview = { git = "https://github.com/RustAudio/baseview.git", rev = "9a0b42c09d712777b2edb4c5e0cb6baf21e988f0" }
+wgpu = "23"
+raw-window-handle = "0.5"
+raw-window-handle-06 = { package = "raw-window-handle", version = "0.6" }
+pollster = "0.4.0"
+crossbeam = "0.8"
+atomic_float = "0.1"
+# To make the state persistable
+serde = { version = "1.0", features = ["derive"] }