/home/runner/work/mongodb-client-encryption/mongodb-client-encryption/./.github/actions/sign_and_upload_package/action.yml: (Line: 36, Col: 20, Idx: 1116) - (Line: 36, Col: 21, Idx: 1117): While scanning an anchor or alias, did not find expected alphabetic or numeric character.

System.ArgumentException: Unexpected type '' encountered while reading 'action manifest root'. The type 'MappingToken' was expected. at GitHub.DistributedTask.ObjectTemplating.Tokens.TemplateTokenExtensions.AssertMapping(TemplateToken value, String objectDescription) at GitHub.Runner.Worker.ActionManifestManager.Load(IExecutionContext executionContext, String manifestFile)