patch 8.1.1934: not enough tests for text property popup window

Problem:    Not enough tests for text property popup window.
Solution:   Add a few more tests.
diff --git a/src/version.c b/src/version.c
index 33bf502..966c5b7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1934,
+/**/
     1933,
 /**/
     1932,