chore(chart): update tailing sidecar operator to 0.8.0

[sumo-drosiek]

Checklist

changelog:

• build(deps): bump fluent/fluent-bit from 2.0.10 to 2.0.11 in /sidecar #512
• build(deps): bump golang from 1.20.3 to 1.20.5 in /sidecar #521 #538
• build(deps): bump golang from 1.20.3 to 1.20.5 in /operator #520 #539
• feat(operator): add support for configuration file #470
• feat(helm): use configmap to configure tailing-sidecar-operator #534
• chore(sidecar): use debian bookworm for package base #553
• feat(operator): support config sidecar pod resources #552
• feat(operator): support config leader election #550
• feat(operator): allow to override sidecar configuration #551
• feat(operator): support config replicaCount #555

• Changelog updated or skip changelog label added
• Documentation updated
• Template tests added for new features
• Integration tests added or modified for major features

[swiatekm]

We should add an integration test for this.