Update Helm release cert-manager to v1.15.1

This MR contains the following updates:

Package	Update	Change
cert-manager (source)	patch	v1.15.0 -> v1.15.1

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Release Notes

cert-manager/cert-manager (cert-manager)

v1.15.1

Compare Source

cert-manager is the easiest way to automatically manage certificates in Kubernetes and OpenShift clusters.

🔗 See v1.15.0 for more information about cert-manager 1.15 and read-before-upgrade info.

📜 Changes since v1.15.0

Bug or Regression

• BUGFIX: fix issue that caused Vault issuer to not retry signing when an error was encountered. (#​7111, @​inteon)

Other (Cleanup or Flake)

• Update github.com/Azure/azure-sdk-for-go/sdk/azidentity to address CVE-2024-35255 (#​7092, @​ThatsMrTalbot)
• Bump the go-retryablehttp dependency to fix CVE-2024-6104 (#​7130, @​SgtCoDFish)

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