fix: http-password-checker sample

Fixes wasmCloud#4798

Signed-off-by: Bailey Hayes <behayes2@gmail.com>

Author: ricochet

examples/rust/components/blobby/wit/deps/wasi-io-0.2.1/package.wit

@@ -1,5 +1,11 @@
 package wasi:io@0.2.1;
 
+interface error {
+  resource error {
+    to-debug-string: func() -> string;
+  }
+}
+
 interface poll {
   resource pollable {
     ready: func() -> bool;
@@ -9,12 +15,6 @@ interface poll {
   poll: func(in: list<borrow<pollable>>) -> list<u32>;
 }
 
-interface error {
-  resource error {
-    to-debug-string: func() -> string;
-  }
-}
-
 interface streams {
   use error.{error};
   use poll.{pollable};

examples/rust/components/http-password-checker/Cargo.toml

@@ -12,7 +12,7 @@ crate-type = ["cdylib"]
 anyhow = "1.0.92"
 # NOTE: While we'd *like* to use zxcvbn here, it is built strictly for browser-side WASM
 passwords = { version = "3.1.16", default-features = false }
-serde = { version = "1.0.214", default-features = false, features = ["derive"] }
+serde = { version = "1.0.214", default-features = false, features = ["derive", "alloc"] }
 serde_json = { version = "1.0.132", default-features = false, features = [ "std" ] }
 wasmcloud-component = "0.2.0"
 wit-bindgen = { version = "0.34" }