chore(deps): update sharp requirement from ^0.22.1 to ^0.23.1 (#49)

Updates the requirements on [sharp](https://github.com/lovell/sharp) to permit the latest version.
- [Release notes](https://github.com/lovell/sharp/releases)
- [Changelog](https://github.com/lovell/sharp/blob/master/docs/changelog.md)
- [Commits](lovell/sharp@v0.22.1...v0.23.1)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package.json

@@ -47,7 +47,7 @@
     "@ionic/utils-fs": "^2.0.1",
     "debug": "^4.1.1",
     "elementtree": "^0.1.7",
-    "sharp": "^0.22.1",
+    "sharp": "^0.23.1",
     "tslib": "^1.9.3"
   },
   "devDependencies": {