muster release v5.34.8

Changed

• Align files according to platform standards in #1366 by @giantswarm-align-files[bot]

Fixed

• (aggregator) Wait for the session-store Valkey instead of exiting in #1369 by @teemow

Full Changelog: https://github.com/giantswarm/muster/compare/v5.34.7...v5.34.8