fix: update sharp to fix images under Electron

Adopts the latest version of the sharp library so that image resizing
will work with the latest versions of Electron, once it updates with
a fix for the memory cage issue.

See lovell/sharp#3384.

Replaces #103.

package.json

@@ -25,7 +25,7 @@
     "react-dom": "17.0.2",
     "react-icons": "4.6.0",
     "react-responsive-carousel": "3.2.23",
-    "sharp": "^0.31.1",
+    "sharp": "^0.31.3",
     "use-debounce": "8.0.4"
   },
   "devDependencies": {