docs: correct down-mixdown typo to mixdown

Author: AMDphreak

README.adoc

@@ -1,4 +1,4 @@
-= multimux: Master Audio Down-Mixdown Suite
+= multimux: Master Audio Mixdown Suite
 :toc: left
 :toclevels: 3
 :icons: font

site/build.js

@@ -363,7 +363,7 @@ function buildCustomHomepage() {
       </div>
 
       <h2 class="text-xl font-bold font-mono text-zinc-800 tracking-wider uppercase mb-3">multimux</h2>
-      <p class="text-sm font-mono text-zinc-500 uppercase tracking-widest mb-6">Master Audio Down-Mixdown Suite</p>
+      <p class="text-sm font-mono text-zinc-500 uppercase tracking-widest mb-6">Master Audio Mixdown Suite</p>
       
       <p class="text-sm text-zinc-600 leading-relaxed max-w-lg mb-8">
         Visually mix down multiple discrete audio container tracks into a single master track, while preserving the video stream bit-for-bit with instant, lossless, container-level passthrough. Built natively in Electron + SolidJS, powered by a high-performance concurrent D-lang core.

src/renderer/src/App.tsx

@@ -284,7 +284,7 @@ export default function App() {
             <span class="text-[10px] text-zinc-400 font-bold tracking-widest uppercase">Console Power</span>
           </div>
           <h1 class="text-xs font-bold text-zinc-200 tracking-[0.25em] uppercase font-mono">
-            multimux <span class="text-zinc-500 font-normal tracking-normal text-[10px] ml-1">// Master Audio Down-Mixdown Suite</span>
+            multimux <span class="text-zinc-500 font-normal tracking-normal text-[10px] ml-1">// Master Audio Mixdown Suite</span>
           </h1>
         </div>
         <div class="text-[10px] text-zinc-500 font-mono tracking-wider">