Remove DOS line endings ("\r\n") from several .po files. DOS line endings

are inconsistent with the rest of the .po files, and apparently cause
problems for Sun's cc. Per report on IRC from "bitvector2".

src/bin/psql/po/zh_CN.po

 # simplified Chinese translation file for psql
 # Weiping He <laser@zhengmai.com.cn>, 2002.
 # 
-# $PostgreSQL: pgsql/src/bin/psql/po/zh_CN.po,v 1.9 2005/01/06 09:07:15 petere Exp $
+# $PostgreSQL: pgsql/src/bin/psql/po/zh_CN.po,v 1.10 2006/01/01 10:13:55 neilc Exp $
 # 
 msgid ""
 msgstr ""

src/interfaces/libpq/po/zh_CN.po

 # simplified Chinese translation file for libpq
 # Bao Wei <weibao@forevertek.com>, 2002
 #
-# $PostgreSQL: pgsql/src/interfaces/libpq/po/zh_CN.po,v 1.8 2005/01/06 09:07:17 petere Exp $
+# $PostgreSQL: pgsql/src/interfaces/libpq/po/zh_CN.po,v 1.9 2006/01/01 10:13:56 neilc Exp $
 #
 msgid ""
 msgstr ""