Update Russian translation.

src/lang/qbittorrent_ru.ts

@@ -1903,7 +1903,7 @@ No further notices will be issued.</source>
     </message>
     <message>
         <source>Clear</source>
-        <translation type="unfinished"></translation>
+        <translation>Очистить</translation>
     </message>
 </context>
 <context>
@@ -3502,27 +3502,27 @@ Would you like to update qBittorrent to version %1?</source>
     </message>
     <message>
         <source>New Web seed</source>
-        <translation type="unfinished"></translation>
+        <translation>Новый Web-сид</translation>
     </message>
     <message>
         <source>Remove Web seed</source>
-        <translation type="unfinished"></translation>
+        <translation>Удалить Web-сида</translation>
     </message>
     <message>
         <source>Copy Web seed URL</source>
-        <translation type="unfinished"></translation>
+        <translation>Копировать URL Web-сида</translation>
     </message>
     <message>
         <source>Edit Web seed URL</source>
-        <translation type="unfinished"></translation>
+        <translation>Редактировать URL Web-сида </translation>
     </message>
     <message>
         <source>Web seed editing</source>
-        <translation type="unfinished"></translation>
+        <translation>Редактирование Web-сида</translation>
     </message>
     <message>
         <source>Web seed URL:</source>
-        <translation type="unfinished">URL веб раздачи:</translation>
+        <translation>URL Web-сида:</translation>
     </message>
 </context>
 <context>
@@ -5452,7 +5452,7 @@ Do you want to install it now?</source>
     <message>
         <source>You can separate tracker tiers / groups with an empty line.</source>
         <comment>A tracker tier is a group of trackers, consisting of a main tracker and its mirrors.</comment>
-        <translation type="unfinished"></translation>
+        <translation type="unfinished">Используйте пустые строки для разделения групп трекеров.</translation>
     </message>
 </context>
 <context>