IMPALA-5172: Always pass DEBUG build type to Impala-Lzo
IMPALA-5172: Always pass DEBUG build type to Impala-Lzo

This changes CMakeLists.txt to pass the DEBUG build type
to LZO. This effectively reverts commit
2598e3b26449a03011ab419a4cc1171cee249427.

Change-Id: I15f0b383ef29d8eecccb69e9adde76386c7cdac6
Reviewed-on: http://gerrit.cloudera.org:8080/6686
Reviewed-by: Alex Behm <fe1626037acfc2dc542d2aa723a6d14f2464a20c@cloudera.com>
Reviewed-by: Dan Hecht <20ebd99959f0f6e5dcb0fc319b4d8ef53a16b5fb@cloudera.com>
Tested-by: Impala Public Jenkins

cloudera/Impala,cloudera/Impala,cloudera/Impala,cloudera/Impala,cloudera/Impala,cloudera/Impala,cloudera/Impala