patch 8.2.2988: Vim9: debugger test fails

Problem:    Vim9: debugger test fails.
Solution:   Get the debugger instructions when needed.
diff --git a/src/version.c b/src/version.c
index 2800cf4..61a5f0d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2988,
+/**/
     2987,
 /**/
     2986,