[UXTHEME] Add Russian (ru-RU) translation

Addendum to d11582f0e. CORE-5991

dll/win32/uxtheme/lang/ru-RU.rc

@@ -0,0 +1,19 @@
+/*
+ * PROJECT:     ReactOS uxtheme.dll
+ * LICENSE:     LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
+ * PURPOSE:     Russian resource file
+ * TRANSLATOR:  Copyright 2024 Stanislav Motylkov <[email protected]>
+ */
+
+LANGUAGE LANG_RUSSIAN, SUBLANG_DEFAULT
+
+/* Strings */
+
+STRINGTABLE
+BEGIN
+    IDS_MESSAGEBOX "Окно сообщения"
+    IDS_ACTIVEWIN "Активное окно"
+    IDS_INACTIVEWIN "Неактивное окно"
+    IDS_OK "ОК"
+    IDS_WINTEXT "Текст в окне"
+END

dll/win32/uxtheme/uxtheme.rc

@@ -22,3 +22,6 @@
 #ifdef LANGUAGE_EN_US
     #include "lang/en-US.rc"
 #endif
+#ifdef LANGUAGE_RU_RU
+    #include "lang/ru-RU.rc"
+#endif