making some more non-gofmt'ed files save for new semicolon rule

R=rsc, r
https://golang.org/cl/171051
diff --git a/test/cmp5.go b/test/cmp5.go
index 2a55f7b..9c339a4 100644
--- a/test/cmp5.go
+++ b/test/cmp5.go
@@ -6,8 +6,7 @@
 
 package main
 
-func main()
-{
+func main() {
 	var b []int;
 	var ib interface{} = b;
 	var m = make(map[interface{}] int);