[Embedded] Deprecated function

[jginternational]

Embedded Fluid thows this warning

[WARNING] ApplyDistanceModificationProcess: The python distance modification process is deprecated.
Please use (or implement) the 'distance_modification_settings' in the 'solver_settings'.

Also

[WARNING] No 'SOUND_VELOCITY' value found in Properties 1. Setting default value 1000000000000.0:

Because Materials have added this property, but constitutive laws does not, so it's not written in materials.json

[rubenzorrilla]

I'll try to have a look ASAP. Thanks for reporting.