Update index.html

fix copy/paste bug

index.html

@@ -73,7 +73,7 @@ be extended to meet custom requirements
 * [Spring LDAP]({{site.projects_site_url}}/spring-ldap)
 * [Spring Security OAuth]({{site.projects_site_url}}/spring-security-oauth)
 * [Spring Security Grails](http://grails.org/plugin/spring-security-core)
-* [Spring Security GraiSecurity SAML]({{site.projects_site_url}}/spring-security-saml)
+* [Spring Security SAML]({{site.projects_site_url}}/spring-security-saml)
 * [Spring Security Kerberos]({{site.projects_site_url}}/spring-security-kerberos)
 
 {% endcapture %}