patch 8.2.0542: no test for E386

Problem:    No test for E386.
Solution:   Add a test. (Dominique Pelle, closes #5911)
diff --git a/src/version.c b/src/version.c
index b170d4a..e85bc31 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    542,
+/**/
     541,
 /**/
     540,