Add OpTestOsParams to filterSecretParameters
Add OpTestOsParams to filterSecretParameters

The opcde OpTestOsParams for gnt-debug test-osparams has to be added
to the list of opcodes which can contain secret parameters. This is
necessary to determine the secret parameters that are handed over in
the last step of forking a job process.

Signed-off-by: Lisa Velden <f95ae155456787aef400a49db463a62bbef84ead@google.com>
Reviewed-by: Hrvoje Ribicic <be5828fca31f89218048bec4189e30a581aa65da@google.com>

bitemyapp/ganeti,andir/ganeti,grnet/snf-ganeti,leshchevds/ganeti,mbakke/ganeti,bitemyapp/ganeti,andir/ganeti,grnet/snf-ganeti,onponomarev/ganeti,ganeti/ganeti,yiannist/ganeti,ganeti/ganeti,yiannist/ganeti,andir/ganeti,onponomarev/ganeti,mbakke/ganeti,mbakke/ganeti,yiannist/ganeti,ganeti/ganeti,leshchevds/ganeti,leshchevds/ganeti