patch 8.0.1643: terminal API tests fail

Problem:    Terminal API tests fail.
Solution:   Explicitly set 'title'.
diff --git a/src/version.c b/src/version.c
index c648d52..acca91a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -767,6 +767,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1643,
+/**/
     1642,
 /**/
     1641,