Update SECURITY.md

SECURITY.md

@@ -8,7 +8,7 @@ currently being supported with security updates.
 | Version | Supported                                  |
 | ------- | ------------------------------------------ |
 | 1.6.x   | :white_check_mark:                         |
-| 1.5.x   | :white_check_mark: (but, until 2020-08-25) |
+| 1.5.x   | :x: (EOL: 2020-08-25) |
 | < 1.5   | :x:                                        |
 
 ## Reporting a Vulnerability
@@ -24,8 +24,6 @@ declined, etc.
 the advanced security against XSS, CSRF, SQL injection, DDoS, Webshell (malicious code), weak configurations, which extensions available only for sponsors.
 Generally, the default security is sufficient to you in our framework. so, you have to use it after did understand what is this.
 
-### Minimum tier
-- 25 USD/monthly (Email questions and answers)
-
 ### Link
+
 https://www.patreon.com/posts/advanced-security-27376670