[PA-A][StokesDarcy] add exe file and inputfiles for the scnario with open left boundary.

.../tests/PA-A/models/stokesdarcy/averagedPressureValues.csv

.../tests/PA-A/models/stokesdarcy/averagedVelocityValues.csv

...dRox/tests/PA-A/models/stokesdarcy/ffpm_stokesdarcy_p.csv

...sts/PA-A/models/stokesdarcy/ffpm_stokesdarcy_velocity.csv

BayesValidRox/tests/PA-A/models/stokesdarcy/host.vtu

.../tests/PA-A/models/stokesdarcy/stokes_darcybox_regular_2d

...A/models/stokesdarcy/stokesdarcy_BJ_leftOpen_params.input

...-A/models/stokesdarcy/stokesdarcy_BJ_topOpen_params.input

...A/models/stokesdarcy/stokesdarcy_ER_leftOpen_params.input

...-A/models/stokesdarcy/stokesdarcy_ER_topOpen_params.input

...idRox/tests/PA-A/stokesdarcy_BJ_leftOpen_params.tpl.input

...lidRox/tests/PA-A/stokesdarcy_BJ_topOpen_params.tpl.input

...idRox/tests/PA-A/stokesdarcy_ER_leftOpen_params.tpl.input

...lidRox/tests/PA-A/stokesdarcy_ER_topOpen_params.tpl.input