fix(deps): bump @chakra-ui/theme-tools from 2.0.16 to 2.1.2

Bumps [@chakra-ui/theme-tools](https://github.com/chakra-ui/chakra-ui/tree/HEAD/packages/components/theme-tools) from 2.0.16 to 2.1.2.
- [Release notes](https://github.com/chakra-ui/chakra-ui/releases)
- [Changelog](https://github.com/chakra-ui/chakra-ui/blob/main/packages/components/theme-tools/CHANGELOG.md)
- [Commits](https://github.com/chakra-ui/chakra-ui/commits/@chakra-ui/theme-tools@2.1.2/packages/components/theme-tools)

---
updated-dependencies:
- dependency-name: "@chakra-ui/theme-tools"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

packages/frontend/package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "@chakra-ui/react": "2.5.2",
     "@chakra-ui/theme": "2.2.4",
-    "@chakra-ui/theme-tools": "2.0.16",
+    "@chakra-ui/theme-tools": "2.1.2",
     "@emotion/react": "11.11.3",
     "@emotion/styled": "11.10.6",
     "@matejmazur/react-katex": "3.1.3",