test_common: key2sub: don't require final ';' in scripts

I noticed this when I wrote a new (but probably unnecessary) *.t
test and `make check-run' failed since I omitted the final
semi-colon after `done_testing'.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/TestCommon.pm b/lib/PublicInbox/TestCommon.pm
index d20bff28..25caaaa9 100644
--- a/lib/PublicInbox/TestCommon.pm
+++ b/lib/PublicInbox/TestCommon.pm
@@ -342,7 +342,7 @@ use subs qw(exit);
 sub main {
 # the below "line" directive is a magic comment, see perlsyn(1) manpage
 # line 1 "$f"
-$str
+{ $str }
         0;
 }
 1;