feat: Translate frontend/src/i18n/en.json in bg

77% of minimum 50% translated source file: 'frontend/src/i18n/en.json'
on 'bg'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

frontend/src/i18n/bg.json

@@ -203,7 +203,7 @@
     "newPassword": "Вашата нова парола",
     "newPasswordConfirm": "Потвърди вашата нова парола",
     "newUser": "Нов потребител",
-    "password": "Password",
+    "password": "Парола",
     "passwordUpdated": "Password updated!",
     "path": "Path",
     "perm": {