NSIS: Possibility to include translated license and README.txt files (#14311)

* NSIS: Possibility to include translated license and README.txt files
* fixed a missing semicolon
* Disable always show dialog choice language

Signed-off-by: RestorerZ <restorer@mail2k.ru>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/Filelist b/Filelist
index b7b3907..b73c22c 100644
--- a/Filelist
+++ b/Filelist
@@ -596,6 +596,7 @@
 		nsis/gvim_version.nsh \
 		nsis/README.txt \
 		nsis/lang/*.nsi \
+		nsis/lang/README.txt \
 		uninstall.txt \
 
 # Source files for MS Windows without CR/LF translation (also in the extra archive).