I removed MatterMost a while ago. But I keep getting the following error and I can’t find a solution to resolve it other than getting the MatterMost keys. But I don’t want that. I want to get rid of the code that is making linux even look for it.
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://deb.packages.mattermost.com stable InRelease: The following signatures were invalid: EXPKEYSIG F8F2C31744774B28 Mattermost Build dev-ops@mattermost.com
W: Failed to fetch https://deb.packages.mattermost.com/dists/stable/InRelease The following signatures were invalid: EXPKEYSIG F8F2C31744774B28 Mattermost Build dev-ops@mattermost.com