!51 修复bug

Merge pull request !51 from 晚上又可以做梦辣/branch-zzj

maxkey-webs/maxkey-web-openapi/src/main/resources/application-maxkey-openapi.properties

@@ -51,6 +51,8 @@ maxkey.crypto.password.encoder                  =bcrypt
 ############################################################################
 #enable captcha
 maxkey.login.captcha                            =${LOGIN_CAPTCHA:true}
+#TEXT ARITHMETIC
+maxkey.login.captcha.type                       =${LOGIN_CAPTCHA:TEXT}
 #enable two factor,use one time password
 maxkey.login.mfa                                =false
 #Enable kerberos/SPNEGO