Update Helm release rook-ceph to <1.14.8

[MathiasPius]

This PR contains the following updates:

Package	Update	Change
rook-ceph	patch	<1.14.7 -> <1.14.8

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Release Notes

rook/rook (rook-ceph)

### [`v1.14.7`](https://togithub.com/rook/rook/releases/tag/v1.14.7) [Compare Source](https://togithub.com/rook/rook/compare/v1.14.6...v1.14.7) #### What's Changed monitoring: fix CephPoolGrowthWarning expression ([#​14346](https://togithub.com/rook/rook/issues/14346), [@​matofeder](https://togithub.com/matofeder)) monitoring: Set honor labels on the service monitor ([#​14339](https://togithub.com/rook/rook/issues/14339), [@​travisn](https://togithub.com/travisn)) **Full Changelog**: https://github.com/rook/rook/compare/v1.14.6...v1.14.7

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Configuration

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