New HMAC SHA256 auth method for MapTiler (Request in QGIS)

[qgis-bot]

Request for documentation

From pull request qgis/QGIS#46732
Author: @vcloarec
QGIS version: 3.24

**New HMAC SHA256 auth method for MapTiler **

PR Description:

A new auth method specific for MapTiler with a token encrypted with HMAC-SHA256

Funded by MapTiler

Commits tagged with [need-docs] or [FEATURE]