/usr/share/cli-common/packages.d/libmysql6.4-cil.installcligac is in libmysql6.4-cil 6.4.3-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1
/usr/lib/cli/MySql.Data-6.4/MySql.Data.dll