Update matomo Docker tag to v5

This MR contains the following updates:

Package	Type	Update	Change
matomo		major	4.16.0 -> 5.0.0
matomo	ironbank-docker	major	4.16.0-fpm -> 5.0.0-fpm
matomo	stage	major	4.16.0-fpm -> 5.0.0-fpm

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