/home/runner/work/concordia/concordia/./.github/actions/install-concordia/action.yml (Line: 13, Col: 12): Unrecognized function: 'hashFiles'. Located at position 1 within expression: hashFiles('setup.py')

GitHub.DistributedTask.ObjectTemplating.TemplateValidationException: The template is not valid. /home/runner/work/concordia/concordia/./.github/actions/install-concordia/action.yml (Line: 13, Col: 12): Unrecognized function: 'hashFiles'. Located at position 1 within expression: hashFiles('setup.py') at GitHub.DistributedTask.ObjectTemplating.TemplateValidationErrors.Check() at GitHub.Runner.Worker.ActionManifestManager.ConvertRuns(IExecutionContext executionContext, TemplateContext templateContext, TemplateToken inputsToken, String fileRelativePath, MappingToken outputs) at GitHub.Runner.Worker.ActionManifestManager.Load(IExecutionContext executionContext, String manifestFile)