feat(i18n): added special parameter to "comon.json" for flows quantity from 2 to 4 inclusive

Because they are written especially in the Russian language.
#3013

gitnexus-web/src/locales/ru/common.json

@@ -38,6 +38,7 @@
     "symdols_from_two_to_four": "{{count}} символа",
     "symbols_other": "{{count}} символов",
     "flows_one": "{{count}} поток",
+    "flows_from_two_to_four": "{{count}} потока",
     "flows_other": "{{count}} потоков"
   },
   "progress": {