patch 8.2.0742: handling of a TERM signal not tested

Problem:    Handling of a TERM signal not tested.
Solution:   Add a test for SIGTERM. (Dominique Pelle, closes #6055)
diff --git a/src/version.c b/src/version.c
index f71d1c4..41f857f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    742,
+/**/
     741,
 /**/
     740,