[api-minor] Add a jpx decoder based on OpenJPEG 2.5.2

The decoder is compiled in WASM:
https://github.com/mozilla/pdf.js.openjpeg

Fixes #17289, #17061, #16485, #13051, #6365, #4648, #12213.

gulpfile.mjs

@@ -1603,6 +1603,7 @@ function buildLib(defines, dir) {
     ),
     gulp.src(["web/*.js", "!web/{pdfjs,viewer}.js"], { base: "." }),
     gulp.src("test/unit/*.js", { base: "." }),
+    gulp.src("external/openjpeg/*.js", { base: "openjpeg/" }),
   ]);
 
   return buildLibHelper(bundleDefines, inputStream, dir);