Remove jersey-container-servlet deps and add validation-api.
Remove jersey-container-servlet deps and add validation-api.

- validation-api packages are imported by user apps in hosted Vespa.

vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa