pgsql: Alter the regression test cases that rely on the sort order of

Log Message:
-----------
Alter the regression test cases that rely on the sort order of "ch" between
"cg" and "ci".  This eliminates a test failure on the following glibc
locales: br_FR, cs_CZ, cy_GB, es_EC, es_US, hsb_DE, ig_NG, ik_CA, sk_SK.

Modified Files:
--------------
    pgsql/src/test/regress/sql:
        rules.sql (r1.34 -> r1.35)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/sql/rules.sql?r1=1.34&r2=1.35)
    pgsql/src/test/regress/expected:
        rules.out (r1.145 -> r1.146)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/rules.out?r1=1.145&r2=1.146)