use `experimental_features:[udf]` and not `experimental: true`

[fruch]

experimental flag isn't supported anymore by scylla

Ref: scylladb/scylla-ccm#512 Fixes: #24

Testing

• [x] https://jenkins.scylladb.com/view/staging/job/scylla-staging/job/fruch/job/java-driver-matrix-test/83/
• [x] testing new patch for 4.17.0: https://jenkins.scylladb.com/view/staging/job/scylla-staging/job/fruch/job/java-driver-matrix-test/84/
• [x] testing patch for 4.17.0.0: https://jenkins.scylladb.com/view/staging/job/scylla-staging/job/fruch/job/java-driver-matrix-test/85/

[fruch]

4.17.0

has 3 new failures: https://jenkins.scylladb.com/view/staging/job/scylla-staging/job/fruch/job/java-driver-matrix-test/84/testReport/

[k0machi]

Can't use nowInSeconds with protocol V4

Can we skip tests on particular protocol versions? Since driver matrix tests both v3 and v4 we'll always get this failure otherwise.

[fruch]

Can't use nowInSeconds with protocol V4

Can we skip tests on particular protocol versions? Since driver matrix tests both v3 and v4 we'll always get this failure otherwise.

Seems like it's V5 feature, not sure why it's started running in this version