feat(i18n): update Tamil (ta-IN) translations (#1513)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

Author: 3 people

config/i18n.ts

@@ -162,6 +162,11 @@ const locales: (LocaleObjectData | (Omit<LocaleObjectData, 'code'> & { code: str
     file: 'de-DE.json',
     name: 'Deutsch',
   },
+  {
+    code: 'ta-IN',
+    file: 'ta-IN.json',
+    name: 'தமிழ்',
+  },
   {
     code: 'hi-IN',
     file: 'hi-IN.json',