Standardize filenames to `helmrelease.yaml`
General MR
Summary
Updates all helmreleases to have a standard filename (this way we don't have to change file names as we change product names with 2.0).
UNCLASSIFIED - NO CUI
Iron Bank will be replacing the old container signing certificate with the new container signing certificate. No additional action is required. Users can find additional information regarding the certificate rotation and container signature verification here and here.
Currently supported Big Bang Version is 2.35
UNCLASSIFIED - NO CUI