docs: minor improvements

Author: Rel1cx

apps/website/content/docs/configuration/meta.json

@@ -4,7 +4,7 @@
     "configure-analyzer",
     "!configure-fixer",
     "configure-language-config",
-    "configure-language-preference",
+    "!configure-language-preference",
     "!---Advanced Configuration---",
     "!enhanced-additional-components",
     "!using-custom-parsers"