patch 8.2.1721: MS-Windows installer doesn't work

Problem:    MS-Windows installer doesn't work.
Solution:   Write "Russian" in ASCII. (closes vim#6995, see #).

Author: brammool

nsis/lang/russian.nsi

@@ -7,7 +7,7 @@
 # fileencoding : UTF-8
 # Author       : Restorer
 
-!insertmacro MUI_LANGUAGE "Русский"
+!insertmacro MUI_LANGUAGE "Russian"
 
 
 # Overwrite the default translation.

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1721,
 /**/
     1720,
 /**/