build(hachidori): bump fork to upstream 6faca95

Upstream dropped Firefox, so the overlay copy now turns off custom JavaScript
from its plain capability flag. The Anki audio fixture follows the removal of
media capture options.

scripts/build-hachidori.mjs

@@ -34,7 +34,7 @@ fs.cpSync(extension, output, { recursive: true });
 const hostConfiguration = {
   'overlay-mode.js': [
     ['export const OVERLAY_MODE = false;', 'export const OVERLAY_MODE = true;'],
-    ['customJavaScript: !IS_FIREFOX,', 'customJavaScript: false,'],
+    ['customJavaScript: true,', 'customJavaScript: false,'],
   ],
   // Overlay hosts seed the lookup highlight off because their Anki screenshot is
   // the see-through viewport. SubMiner captures media from mpv, and without the