Feat/add hybrid impossible xor differential model

[p-huynh]

This PR adds two features to the impossible trail search modules of Claasp:

• first, a hybrid model for impossible xor differential trail search that captures more information than the bitwise and wordwide models
• the ability to allow probabilistic propagations in the key schedule in order to search for improbable differential trails

[sonarqubecloud]

Quality Gate passed

Issues
14 New issues
0 Accepted issues

Measures
0 Security Hotspots
89.7% Coverage on New Code
2.5% Duplication on New Code

See analysis details on SonarCloud