Update OSD so it uses the latest version

package.json

@@ -48,7 +48,7 @@
     "manifesto.js": "^3.0.11",
     "node-fetch": "^2.6.0",
     "normalize-url": "^4.2.0",
-    "openseadragon": "^2.4.1",
+    "openseadragon": "^2.4.2",
     "prop-types": "^15.6.2",
     "re-reselect": "^3.4.0",
     "react-aria-live": "^2.0.5",