Neuwo Rtd Module: Version v2.0.0 and Quality of Life Improvements Documentation (#6384)

* docs: update Neuwo RTD Module documentation with new features

- Document `iabTaxonomyFilters` parameter for per-tier filtering
- Add IAB Taxonomy Filtering section with tier configuration examples
- Add section on accessing Neuwo data outside Prebid.js via events
- Document `bidRequested` event usage with code example
- Include event lifecycle table for reference

* style: apply formatting to Neuwo RTD Module markdown documentation

* docs: update Neuwo RTD Module documentation for new API version

- Change default IAB Content Taxonomy version from "3.0" to "2.2"
- Add IAB Content Taxonomy version "1.0" to supported values list
- Add server-side filtering explanation to IAB Taxonomy Filtering section
- Update Available Tiers table to focus on taxonomy types instead of API internals
- Add recommended configuration comments for `auctionDelay` and `waitForIt`
- Update all configuration examples to use "2.2" as default taxonomy version
- Remove "How it works" section
- Add Neuwo RTD Module version information

* docs: add OpenRTB 2.5 category fields support documentation to Neuwo RTD Module

Changes:
- Add OpenRTB 2.5 feature description to module overview
- Add `enableOrtb25Fields` parameter to parameters table
- Add dedicated "OpenRTB 2.5 Category Fields" section with examples
- Update ORTB2 data structure examples to show category fields
- Add filtering section explaining IAB 1.0 filter application
- Update "Accessing Neuwo Data" section with category field extraction example
- Update segtax value in example (7 → 6)
- Update version to 2.1.0

* docs: bump Neuwo RTD Module version to 2.2.0

* docs: bump Neuwo RTD Module version to 2.2.0

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Co-authored-by: grzgm <125459798+grzgm@users.noreply.github.com>
Co-authored-by: gregneuwo <226034698+gregneuwo@users.noreply.github.com>

Author: gregneuwo