Update CHANGELOG.md from release 26.7.0 (#733) #357

Job	Run time
Detect relevant changed files	8s
Build/Publish arm64 Image	6m 34s
Run cargo-udeps	2m 5s
Build/Publish amd64 Image	7m 34s
Publish/Sign 0.0.0-dev Index	47s
Package/Publish 0.0.0-dev Helm Chart	33s
Run OpenShift Preflight Check for 0.0.0-dev-arm64	27s
Run OpenShift Preflight Check for 0.0.0-dev-amd64	25s
Generate Provenance for 0.0.0-dev (oci.stackable.tech) / detect-env	4s
Generate Provenance for 0.0.0-dev (quay.io) / detect-env	6s
Generate Provenance for 0.0.0-dev (oci.stackable.tech) / generator	33s
Generate Provenance for 0.0.0-dev (quay.io) / generator	27s
Finished Build and Publish	2s
Generate Provenance for 0.0.0-dev (quay.io) / final	2s
Generate Provenance for 0.0.0-dev (oci.stackable.tech) / final	3s
Failure Notification	0s
	19m 50s

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