updated for version 7.3.711
Problem:    vim.current.buffer is not available. (lilydjwg)
Solution:   Use py3_PyUnicode_AsUTF8 instead of py3_PyUnicode_AsUTF8String.
            (Ken Takata)
diff --git a/src/version.c b/src/version.c
index 3c774a9..7968b72 100644
--- a/src/version.c
+++ b/src/version.c
@@ -726,6 +726,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    711,
+/**/
     710,
 /**/
     709,