v0.0.13

What's Changed

• Add more hashedrekord tlog matching testcases by @loosebazooka in #168
• Add a bundle test for a dsse envelope containing an in-toto statement by @segiddins in #159
• test: don't assume GITHUB_WORKSPACE by @woodruffw in #169
• add skip-cpython-release-tests by @woodruffw in #170
• README: prep 0.0.13 by @woodruffw in #171

Full Changelog: v0.0.12...v0.0.13