test-record: add hg summary to verify we update dirstate

tests/test-record

@@ -37,6 +37,10 b' y'
 EOF
 echo; hg tip -p
 
+echo % summary shows we updated to the new cset
+hg summary
+echo
+
 echo % rename empty file
 
 hg mv empty-rw empty-rename
@@ -315,4 +319,3 b' y'
 y
 EOF
 echo; hg tip -p
-

tests/test-record.out

@@ -72,6 +72,13 b' date: Thu Jan 01 00:00:00 1970 +0'
 summary:     empty
 
 
+% summary shows we updated to the new cset
+parent: 0:c0708cf4e46e tip
+ empty
+branch: default
+commit: (clean)
+update: (current)
+
 % rename empty file
 diff --git a/empty-rw b/empty-rename
 rename from empty-rw