I want SelectBuilder to support row-locking clauses through these fluent methods: ForUpdate(tables…

I want SelectBuilder to support row-locking clauses through these fluent methods: ForUpdate(tables…: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). ForUpdate("u", "p") should append FOR UPDATE OF u, p , and ForShare("accounts") should append FOR SHARE OF accounts…

The task

`ForUpdate("u", "p")` should append `FOR UPDATE OF u, p`, and `ForShare("accounts")` should append `FOR SHARE OF accounts`; with no table names they should append just `FOR UPDATE` or `FOR SHARE`. `SkipLocked()` and `NoWait()` should add `SKIP LOCKED` or `NOWAIT` after whichever locking mode was selected, for example…

Part of FineEnvs/MiMo-V2.6-RL-harbor-code.