Move typst wasm plugin into separate workspace

Cargo.lock

@@ -2533,16 +2533,6 @@ dependencies = [
  "typst-render",
 ]
 
-[[package]]
-name = "showbits-typst-plugin"
-version = "0.0.0"
-dependencies = [
- "image",
- "mark",
- "palette",
- "wasm-minimal-protocol",
-]
-
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.2"
@@ -3526,16 +3516,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "venial"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61584a325b16f97b5b25fcc852eb9550843a251057a5e3e5992d2376f3df4bb2"
-dependencies = [
- "proc-macro2",
- "quote",
-]
-
 [[package]]
 name = "version-compare"
 version = "0.2.0"
@@ -3631,16 +3611,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "wasm-minimal-protocol"
-version = "0.1.0"
-source = "git+https://github.com/astrale-sharp/wasm-minimal-protocol.git?rev=90336ebf2d99844fd8f8e99ea7096af96526cbf4#90336ebf2d99844fd8f8e99ea7096af96526cbf4"
-dependencies = [
- "proc-macro2",
- "quote",
- "venial",
-]
-
 [[package]]
 name = "wasmi"
 version = "0.40.0"