Bump scylladb/gocql version to v1.14.4

Release v3 - change v2 suffix to v3

Because of recent changes there is a need for a new major
release. Changes are switching to scylladb/gocql and replacing
Unsafe with Strict mechanism.

Fixed issue with collection types in udt. empty type colums skiped. A…

…dded test for udt.

Change tuple-element parameter names to name[idx]

transformer: add transformer for unsetting empty values

makefile: run schemagen tests

migrate: refactor examples to use the new FromFS function

example_test: lwtLock, add serial consistency

table: Add RewriteRows