Update translation files

Updated by "Cleanup translation files" hook in Weblate.

Co-authored-by: Hosted Weblate <hosted@weblate.org>
Translate-URL: https://hosted.weblate.org/projects/invidious/translations/
Translation: Invidious/Invidious Translations

locales/eu.json

@@ -38,8 +38,6 @@
     "User ID": "Erabiltzaile IDa",
     "Password": "Pasahitza",
     "Time (h:mm:ss):": "Denbora (h:mm:ss):",
-    "Text CAPTCHA": "CAPTCHA testua",
-    "Image CAPTCHA": "CAPTCHA irudia",
     "Sign In": "Hasi saioa",
     "Register": "Eman izena",
     "E-mail": "E-posta",