translation(gr): add translation of the installer (#14148)

Add greek translation of the installer

Signed-off-by: Christos Longros <98426896+chrislongros@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/nsis/gvim.nsi b/nsis/gvim.nsi
index 62bef0f..992d050 100644
--- a/nsis/gvim.nsi
+++ b/nsis/gvim.nsi
@@ -167,6 +167,7 @@
     !include "lang\danish.nsi"
     !include "lang\dutch.nsi"
     !include "lang\german.nsi"
+    !include "lang\greek.nsi"
     !include "lang\italian.nsi"
     !include "lang\japanese.nsi"
     !include "lang\russian.nsi"