pgsql: Fix typo in PL/Perl Safe.pm initialization that prevented the

Log Message:
-----------
Fix typo in PL/Perl Safe.pm initialization that prevented the proper
sharing of %_SHARED. From Andrew Dunstan.

Modified Files:
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pgsql/src/pl/plperl:
plperl.c (r1.73 -> r1.74)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/plperl.c.diff?r1=1.73&r2=1.74)