teleport 15.4.0

[ghost]

Created by brew bump

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Created with brew bump-formula-pr.

Details

release notes

## Description
Access requests notification routing rules
Hosted Slack plugin users can now configure notification routing rules for role-based access requests.
Database access for Spanner
Database access users can now connect to GCP Spanner.
Unix Workload Attestation
Teleport Workload ID now supports basic workload attestation on Unix systems, allowing cluster administrators to restrict the issuance of SVIDs to specific workloads based on UID/PID/GID.
Other improvements and fixes

Fixed an issue where mix-and-match of join tokens could interfere with some services appearing correctly in heartbeats. #42189
Added an alternate EC2 auto discover flow using AWS Systems Manager as a more scalable method than EICE in the "Enroll New Resource" view in the web UI. #42205
Fixed kubectl exec functionality when Teleport is running behind L7 load balancer. #42192
Fixed the plugins AMR cache to be updated when Access requests are removed from the subject of an existing rule. #42186
Improved temporary disk space usage for session recording processing. #42174
Fixed a regression where Kubernetes Exec audit events were not properly populated and lacked error details. #42145
Fixed Azure join method when using Resource Groups in the allow section. #42141
Added new teleport debug set-log-level / profile commands changing instance log level without a restart and collecting pprof profiles. #42122
Added ability to manage access monitoring rules via tctl. #42092
Added access monitoring rule routing for slack access plugin. #42087
Extended Discovery Service to self-bootstrap necessary permissions for Kubernetes Service to interact with the Kubernetes API on behalf of users. #42075
Fixed resource leak in session recording cleanup. #42066
Reduced memory and CPU usage after control plane restarts in clusters with a high number of roles. #42062
Added an option to send a Ctrl+Alt+Del sequence to remote desktops. #41720
Added support for GCP Spanner to Teleport Database Service. #41349

Download
Download the current and previous releases of Teleport at https://goteleport.com/download.

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