refactor: replace embedpdf-snippet with bentopdf-viewer

package.json

@@ -95,7 +95,7 @@
     "cropperjs": "^1.6.2",
     "diff": "^8.0.3",
     "dompurify": "^3.4.12",
-    "embedpdf-snippet": "file:vendor/embedpdf/embedpdf-snippet-2.9.1.tgz",
+    "bentopdf-viewer": "file:vendor/bentopdf-viewer/bentopdf-viewer-2.9.1.tgz",
     "fast-xml-parser": "^5.7.1",
     "heic2any": "^0.0.4",
     "highlight.js": "^11.11.1",