patch 8.2.4719: ">" marker sometimes not displayed in the jumplist

Problem:    ">" marker sometimes not displayed in the jumplist.
Solution:   If the buffer no longer exists show "-invalid-". (Christian
            Brabandt, closes #10131, closes #10100)
diff --git a/src/version.c b/src/version.c
index f4eb4d1..b71928a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4719,
+/**/
     4718,
 /**/
     4717,