patch 8.1.1794: tests are flaky

Problem:    Tests are flaky.
Solution:   Undo the change to vgetorpeek().
diff --git a/src/version.c b/src/version.c
index 653ed83..43999bf 100644
--- a/src/version.c
+++ b/src/version.c
@@ -774,6 +774,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1794,
+/**/
     1793,
 /**/
     1792,