[Login As Customer] make some constants in config models private

Author: ihorvansach

app/code/Magento/LoginAsCustomer/Model/Config.php

@@ -19,9 +19,9 @@ class Config
     /**
      * Extension config path
      */
-    const XML_PATH_EXTENSION_ENABLED     = 'mfloginascustomer/general/enabled';
-    const XML_PATH_KEY                   = 'mfloginascustomer/general/key';
-    const STORE_VIEW_TO_LOGIN_IN         = 'mfloginascustomer/general/store_view_login';
+    private const XML_PATH_EXTENSION_ENABLED     = 'mfloginascustomer/general/enabled';
+    private const XML_PATH_KEY                   = 'mfloginascustomer/general/key';
+    private const STORE_VIEW_TO_LOGIN_IN         = 'mfloginascustomer/general/store_view_login';
 
     /**
      * @var ScopeConfigInterface

app/code/Magento/LoginAsCustomer/Model/Config/Source/StoreViewLogin.php

@@ -16,12 +16,12 @@ class StoreViewLogin implements \Magento\Framework\Data\OptionSourceInterface
     /**
      * @const int
      */
-    const AUTODETECT = 0;
+    private const AUTODETECT = 0;
 
     /**
      * @const int
      */
-    const MANUAL = 1;
+    private const MANUAL = 1;
 
     /**
      * Options int