Bump jr-qrcode from 1.1.4 to 1.2.1

Bumps [jr-qrcode](https://github.com/diamont1001/jrQrcode) from 1.1.4 to 1.2.1.
- [Changelog](https://github.com/diamont1001/jrQrcode/blob/master/History.md)
- [Commits](https://github.com/diamont1001/jrQrcode/compare/1.1.4...1.2.1)

---
updated-dependencies:
- dependency-name: jr-qrcode
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -85,7 +85,7 @@
     "icomoon-free-npm": "^0.0.0",
     "jquery": "^3.7.1",
     "jquery.cookie": "^1.4.1",
-    "jr-qrcode": "^1.0.7",
+    "jr-qrcode": "^1.2.1",
     "material-design-icons-iconfont": "^6.7.0",
     "materialize-css": "^0.100.2",
     "mathjax": "^3.2.2",