GUACAMOLE-1054: Merge improve Russian translation

extensions/guacamole-auth-radius/src/main/resources/guac-manifest.json

@@ -12,7 +12,8 @@
     "translations" : [
         "translations/de.json",
         "translations/en.json",
-        "translations/ja.json"
+        "translations/ja.json",
+        "translations/ru.json"
     ],
 
     "js" : [

extensions/guacamole-auth-radius/src/main/resources/translations/ru.json

@@ -0,0 +1,7 @@
+{
+
+    "DATA_SOURCE_RADIUS" : {
+        "NAME" : "Бэкенд RADIUS"
+    }
+
+}