build(deps-dev): bump babel-plugin-prismjs in /frontend (#1017)

Bumps babel-plugin-prismjs from 2.0.1 to 2.1.0.

---
updated-dependencies:
- dependency-name: babel-plugin-prismjs
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -23,7 +23,7 @@
     "@babel/core": "^7.14.8",
     "@babel/preset-env": "^7.14.1",
     "babel-loader": "^8.2.2",
-    "babel-plugin-prismjs": "^2.0.0",
+    "babel-plugin-prismjs": "^2.1.0",
     "babel-polyfill": "^6.26.0",
     "clean-webpack-plugin": "^3.0.0",
     "css-loader": "^6.2.0",