The data type information was lost in conversions.
IniCodec should deserialize Python objects (like other codecs).
guestagent_utils.to_bytes should return byte values as ints.
* The IniCodec is also used by Cassandra.
Tested with both MySQL and Cassandra scenario tests.
Change-Id: Ibb703b3db6814fc0c9ea4c6d96399f6c881cea03
Closes-Bug: 1599656