🔧 Disable pbkdf2 parallel feature for target emscripten

lib/Cargo.toml

@@ -22,13 +22,21 @@ crypto-common = { version = "0.1.6", default-features = false }
 ctr = { version = "0.9.2", features = ["std"] }
 flate2 = "1.0.31"
 futures-io = { version = "0.3.30", optional = true }
-futures-util = { version =  "0.3.30", features = ["io"] , optional = true }
+futures-util = { version = "0.3.30", features = ["io"], optional = true }
 liblzma = { version = "0.3.4", features = ["static"] }
 password-hash = { version = "0.5.0", default-features = false }
-pbkdf2 = { version = "0.12.2", features = ["simple", "parallel"] }
+pbkdf2 = { version = "0.12.2", features = ["simple"] }
 rand = "0.8.5"
 zstd = { version = "0.13.2", default-features = false }
 
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+getrandom = { version = "0.2", features = ["js"] }
+liblzma = { version = "0.3.4", features = ["wasm"] }
+zstd = { version = "0.13.2", features = ["wasm"] }
+
+[target.'cfg(not(target_os = "emscripten"))'.dependencies]
+pbkdf2 = { version = "0.12.2", features = ["simple", "parallel"] }
+
 [dev-dependencies]
 once_cell = "1.19.0"
 version-sync = "0.9.5"
@@ -37,11 +45,6 @@ version-sync = "0.9.5"
 tokio = { version = "1.39.3", features = ["macros", "rt-multi-thread", "fs", "io-util"] }
 tokio-util = { version = "0.7.11", features = ["compat"] }
 
-[target.'cfg(target_arch = "wasm32")'.dependencies]
-getrandom = { version = "0.2", features = ["js"] }
-liblzma = { version = "0.3.4", features = ["wasm"] }
-zstd = { version = "0.13.2", features = ["wasm"] }
-
 [features]
 wasm = ["zstd/wasm", "liblzma/wasm"] # Deprecated. This feature flag has been replaced by `cfg(target_arch = "wasm32")`.
 zlib-ng = ["flate2/zlib-ng"]