feat: Bump kube-prometheus-stack to 48.3.3

[mesosphere-ci]

Upgrades the following apps to use version 48.3.3 of chart kube-prometheus-stack:

• centralized-grafana from version 48.3.1 to 48.3.3

[d2iq-mergebot]

This repo has @d2iq-mergebot integration. You can perform the following commands by submitting a comment. Submit a comment with content "@d2iq-mergebot help" to view more detailed help text and examples. Be sure the have a look at the mergebot documentation, too.For help using mergebot, please refer to the README file here: https://github.com/mesosphere/mergebot/blob/main/README.md
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@d2iq-mergebot test all
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[coveralls]

Pull Request Test Coverage Report for Build 7118322514

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 79.532%

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Totals
Change from base Build 7114450016:	0.0%
Covered Lines:	136
Relevant Lines:	171

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💛 - Coveralls

[github-actions]

This PR is stale because it has been open 30 days with no activity. Remove stale label or comment or this will be closed in 10 days.

[gracedo]

superseded by #1820