chore(deps): update dependency @nuxtjs/tailwindcss to v6

Author: renovate[bot]

package.json

@@ -18,7 +18,7 @@
     "@nuxtjs/netlify-files": "^1.0.0",
     "@nuxtjs/pwa": "^3.0.0-beta.19",
     "@nuxtjs/sitemap": "^1.3.1",
-    "@nuxtjs/tailwindcss": "^1.1.2",
+    "@nuxtjs/tailwindcss": "^6.8.0",
     "@vue/composition-api": "^0.3.2",
     "eslint-plugin-nuxt": "^0.4.3",
     "intersection-observer": "^0.7.0",