fix AudioToolbox -> AudioToolBox typo

Author: not-fl3

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "quad-snd"
-version = "0.2.5"
+version = "0.2.6"
 authors = ["Fedor Logachev <[email protected]>"]
 edition = "2018"
 license = "MIT/Apache-2.0"

build.rs

@@ -3,6 +3,6 @@ fn main() {
 
     if target.as_deref() == Ok("macos") || target.as_deref() == Ok("ios") {
         println!("cargo:rustc-link-lib=framework=CoreAudio");
-        println!("cargo:rustc-link-lib=framework=AudioToolbox");
+        println!("cargo:rustc-link-lib=framework=AudioToolBox");
     }
 }