env var docs

Author: while1618

docs/src/content/environment-variables.mdx

@@ -29,4 +29,4 @@
 | VERIFY_EMAIL_TOKEN_DURATION   | Duration of the verify email token in seconds               | 900 (15 minutes)      |
 | RESET_PASSWORD_TOKEN_DURATION | Duration of the reset password token in seconds             | 900 (15 minutes)      |
 | USER_PASSWORD                 | Password for auto-generated Spring Security users           | qwerty123             |
-| CLIENT_IP_HEADER              | Header used to resolve real client IP (e.g. behind a proxy) | CF-Connecting-IP     |
+| CLIENT_IP_HEADER              | Header used to resolve real client IP (e.g. behind a proxy) | CF-Connecting-IP      |