Add Wireguard maunal config

No support for export and import via links yet

V2rayNG/app/src/main/res/values/strings.xml

@@ -30,6 +30,7 @@
     <string name="menu_item_import_config_manually_ss">Type manually[Shadowsocks]</string>
     <string name="menu_item_import_config_manually_socks">Type manually[Socks]</string>
     <string name="menu_item_import_config_manually_trojan">Type manually[Trojan]</string>
+    <string name="menu_item_import_config_manually_wireguard">Type manually[Wireguard]</string>
     <string name="menu_item_import_config_custom">Custom config</string>
     <string name="menu_item_import_config_custom_clipboard">Import custom config from Clipboard</string>
     <string name="menu_item_import_config_custom_local">Import custom config from locally</string>
@@ -64,6 +65,8 @@
     <string name="server_lab_public_key" translatable="false">PublicKey</string>
     <string name="server_lab_short_id" translatable="false">ShortId</string>
     <string name="server_lab_spider_x" translatable="false">SpiderX</string>
+    <string name="server_lab_secret_key" translatable="false">SecretKey</string>
+    <string name="server_lab_reserved">Reserved(Optional)</string>
     <string name="toast_success">Success</string>
     <string name="toast_failure">Failure</string>
     <string name="toast_none_data">There is nothing</string>