pgsql: Update time zone data files to tzdata release 2009l: DST law

Log Message:
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Update time zone data files to tzdata release 2009l: DST law changes in
Egypt, Mauritius, Bangladesh.

Tags:
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REL8_1_STABLE

Modified Files:
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    pgsql/src/timezone/data:
        africa (r1.2.2.9 -> r1.2.2.10)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/data/africa?r1=1.2.2.9&r2=1.2.2.10)
        asia (r1.3.2.11 -> r1.3.2.12)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/data/asia?r1=1.3.2.11&r2=1.3.2.12)
        australasia (r1.2.2.5 -> r1.2.2.6)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/data/australasia?r1=1.2.2.5&r2=1.2.2.6)
        europe (r1.3.2.7 -> r1.3.2.8)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/data/europe?r1=1.3.2.7&r2=1.3.2.8)
        leapseconds (r1.3.2.7 -> r1.3.2.8)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/timezone/data/leapseconds?r1=1.3.2.7&r2=1.3.2.8)