Fixes #15287 - Correct link from puppet proxy dashboard chart

[tbrisker]

No description provided.

[mention-bot]

@tbrisker, thanks for your PR! By analyzing the history of the files in this pull request, we identified @ohadlevy, @dLobatog and @abenari to be potential reviewers.

[dLobatog]

Seems to solve the problem here - thanks @tbrisker

[dLobatog]

The failure in Katello is due to a change in foreman-tasks:

11:11:11 10) Error:
11:11:11 Katello::CapsuleContentTest::environment_syncable?#test_0003_returns false when a sync occured after last published CV version:
11:11:11 ArgumentError: argument out of range

Merging...

[dLobatog]

Thanks @tbrisker !