[MM-16751] golint model (#17896)

model/ldap.go

@@ -4,7 +4,7 @@
 package model
 
 const (
-	USER_AUTH_SERVICE_LDAP       = "ldap"
-	LDAP_PUBLIC_CERTIFICATE_NAME = "ldap-public.crt"
-	LDAP_PRIVATE_KEY_NAME        = "ldap-private.key"
+	UserAuthServiceLdap       = "ldap"
+	LdapPublicCertificateName = "ldap-public.crt"
+	LdapPrivateKeyName        = "ldap-private.key"
 )