Update documentation URL (prebid#6196)

* SADR-6590: initial documentation for Equativ JS bid adapter

* SADR-6590: doc refinements

* Update equativ.md

SADR-6590: adjustments to doc from review feedback.

* SADR-6590: fix linting issues

* SADR-6590: another linting issue

* update app.publisher.id

* SADR-6590: providing link to Equativ OpenRTB API documentation

* SADR-6590: providing additional required fields for documentation

* SADR-6590: adding peer answers to questions

* SADR-6590: remove FPD section for now

* Equativ: updating documentation on bid adapter parameter requirements

* SADR-6882: expanding documentation with additional examples

* update features

* added info about first party data

* add examples

* Update documentation URL

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Co-authored-by: Jeff Mahoney <jeff.t.mahoney@gmail.com>
Co-authored-by: Krzysztof Sokół <ksokol@smartadserver.com>
Co-authored-by: Krzysztof Sokół <88041828+krzysztofequativ@users.noreply.github.com>

Author: 3 people

dev-docs/bidders/equativ.md

@@ -569,4 +569,4 @@ Publishers should use the `ortb2` method of setting [First Party Data](https://d
 
 ### Additional Resources
 
-Information about how Equativ supports the oRTB specification, along with additional examples, can be found [on our OpenRTB API support site](https://help.smartadserver.com/s/article/OpenRTB-API-for-suppliers-Bid-request-specification-Part-1).
+Information about how Equativ supports the oRTB specification, along with additional examples, can be found [on our OpenRTB API support site](https://help.equativ.com/open-rtb-api-integration-bid-request-specification-1).