Update dependency postcss-styled-syntax to ^0.7.0 (#1811)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

frontends/package.json

@@ -67,7 +67,7 @@
     "jest-fail-on-console": "^3.2.0",
     "jest-watch-typeahead": "^2.2.2",
     "jest-when": "^3.6.0",
-    "postcss-styled-syntax": "^0.6.4",
+    "postcss-styled-syntax": "^0.7.0",
     "prettier": "^3.3.3",
     "prettier-plugin-django-alpine": "^1.2.6",
     "stylelint": "^15.2.0",