[DevDependency] Bump pdfjs-dist from 2.6.347 to 2.9.359 (#359)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -54,7 +54,7 @@
     "karma-sourcemap-loader": "^0.3.7",
     "karma-webpack": "^4.0.2",
     "mocha": "^8.3.1",
-    "pdfjs-dist": "2.6.347",
+    "pdfjs-dist": "2.9.359",
     "sinon": "^9.0.2",
     "sinon-chai": "^3.3.0",
     "terser-webpack-plugin": "^4.2.3",