Bump prismjs from 1.24.1 to 1.27.0 in /ui/src

Bumps [prismjs](https://github.com/PrismJS/prism) from 1.24.1 to 1.27.0.
- [Release notes](https://github.com/PrismJS/prism/releases)
- [Changelog](https://github.com/PrismJS/prism/blob/master/CHANGELOG.md)
- [Commits](PrismJS/prism@v1.24.1...v1.27.0)

---
updated-dependencies:
- dependency-name: prismjs
  dependency-type: direct:production
...

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

ui/src/package.json

@@ -16,7 +16,7 @@
     "jquery": "^3.3.1",
     "moment": "^2.24.0",
     "popper.js": "^1.14.3",
-    "prismjs": "^1.24.1",
+    "prismjs": "^1.27.0",
     "prop-types": "^15.7.2",
     "qs": "^6.7.0",
     "query-string": "^6.5.0",