patch 9.0.1940: wrong upstream version in libvterm README

Problem:  wrong upstream version in libvterm README
Solution: correct version to 839

related: #12746

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/libvterm/README b/src/libvterm/README
index 2641284..56c6e22 100644
--- a/src/libvterm/README
+++ b/src/libvterm/README
@@ -7,7 +7,7 @@
 	https://github.com/neovim/libvterm
 
 Modifications:
-- revisions up to 817 have been included
+- revisions up to 839 have been included
 - Added a .gitignore file.
 - use TRUE and FALSE instead of true and false
 - use int or unsigned int instead of bool
diff --git a/src/version.c b/src/version.c
index 417bbc1..1d3ce5e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1940,
+/**/
     1939,
 /**/
     1938,