* rename NetworkConf -> NetworkPresetConf and related procs/vars
* Rewrite applyNetworkPresetConf to apply user-set fields over preset fields
* New dedicated parser for configJson
* Fix tests to use actual extract JSON nodeconf parser
* Change all confbuilder defaults from literal values to DefaultXXX consts
* Change int/bool WakuNodeConf fields to Option to get user intent w/o sentinels
* Make Option CLI default-value help mention defaults now owned by confbuilder
* Document CLI defaults that differ from confbuilder defaults
* Fix agent-string builder default deviating from CLI default
* Add WakuConfBuilder.enforceSecurityConstraints()
* Fail on RLN user preset overrides instead of drop-and-continue
* Add regression tests for initial set of conf constraints
* fix kademliaDiscoveryConfBuilder.build() enable/disable kad logic
* Misc refactors, fixes
* Add tests
Co-authored-by: Ivan FB <128452529+Ivansete-status@users.noreply.github.com>
