fix(deps): bump styled-components from 5.3.11 to 6.1.19 in /web

Bumps [styled-components](https://github.com/styled-components/styled-components) from 5.3.11 to 6.1.19.
- [Release notes](https://github.com/styled-components/styled-components/releases)
- [Commits](https://github.com/styled-components/styled-components/compare/v5.3.11...styled-components@6.1.19)

---
updated-dependencies:
- dependency-name: styled-components
  dependency-version: 6.1.19
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

web/package.json

@@ -27,7 +27,7 @@
     "react-dom": "19.0.0",
     "react-intersection-observer": "^10.0.0",
     "sonner": "^2.0.7",
-    "styled-components": "^5.3.11",
+    "styled-components": "^6.1.19",
     "zustand": "^5.0.9"
   },
   "devDependencies": {