patch 8.0.1217: can't use remote eval to inspect vars in debug mode

Problem:    Can't use remote eval to inspect vars in debug mode.
Solution:   Don't discard the call stack in debug mode. (closes #2237, #2247)
diff --git a/src/version.c b/src/version.c
index 3668e30..a84c8e2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1217,
+/**/
     1216,
 /**/
     1215,