GHSA-QP9X-WP8F-QGJJ tuf has platform-dependent delegation path matching

DelegatedRole.istargetinpathpattern uses fnmatch.fnmatch to decide whether a given target path is authorized by a delegation's glob pattern. Python's fnmatch.fnmatch calls os.path.normcase on both arguments before matching. On POSIX hosts normcase is the identity function; on Windows hosts os.pat...