fix: upgrade docusaurus-plugin-sass from 0.2.2 to 0.2.5

Snyk has created this PR to upgrade docusaurus-plugin-sass from 0.2.2 to 0.2.5.

See this package in npm:
docusaurus-plugin-sass

See this project in Snyk:
https://app.snyk.io/org/sammyfilly/project/9fce9ba0-c60e-42d7-9f98-290620d8b747?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -22,7 +22,7 @@
     "@rebass/preset": "^4.0.5",
     "clsx": "^1.2.1",
     "docusaurus-plugin-matomo": "^0.0.6",
-    "docusaurus-plugin-sass": "^0.2.2",
+    "docusaurus-plugin-sass": "^0.2.5",
     "docusaurus-theme-mdx-v2": "^0.1.2",
     "emotion-theming": "^11.0.0",
     "hast-util-is-element": "1.1.0",