- Improve test compatibility with PyPy
- Use generators internally in `adrt.iadrt_fmg`
- Add SPDX license identifiers to source
<details><summary>SHA256 Checksums</summary>
b9c9e4ae20f0febc056f58a4e395f81184a2ce4a97e1c38e4b564c10aa6f020d adrt-1.0.1.tar.gz
d4c21891cce5a865bafaea5dc3e75cdab213c677636409523636fd3726ec6c22 adrt-1.0.1-cp38-abi3-macosx_10_9_universal2.whl
ac0a7b70a3e4cb5dd148c034618b72828adcb880a0d95af173928197affa722c adrt-1.0.1-cp38-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl
17b4e8a03383848eb758f7702f1db6a6457d3aee2900bf4de8d1098c838ef124 adrt-1.0.1-cp38-abi3-win32.whl
5213a8a7c9f4485dac40897c1225fd092719df08000d1b180d242e299f4890ac adrt-1.0.1-cp38-abi3-win_amd64.whl
</details>
<details><summary>SHA512 Checksums</summary>
17aca606d68562f1655371542c79eae57356946307fd1c683d349301d389f20274da1ed01236e8c720b3d3eca8ad890f49f693634a3ae9d06c7ef7618912763f adrt-1.0.1.tar.gz
a0a070274ab256f9ee45d2dbe91ca4275b3a999b624f318f64d5e40f90e318485a757fd73c55a9d5302e1b1bfd8c8c01784ca686c70b66cefa4d5ce62eb1ac75 adrt-1.0.1-cp38-abi3-macosx_10_9_universal2.whl
bac7eadb64b0454bf09c91b1f1cfd48829117109bef74655d94c9a818f63b68ffbeb6c8f19aea23e7e56ca0803fe4dc3a14eefc5b84c5f9a77399c03a8828770 adrt-1.0.1-cp38-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl
61d09ece02258e9d72deb9f11ddc41b246fdaf52e5eebb83da8c4bdcef82d0a04bcd93c5100473f5926ffc710cf507f30cdfe1715a439edca07bc5f7bfd3df0e adrt-1.0.1-cp38-abi3-win32.whl
a8e55a97dc096d015293f7f813ae0f962ea5404ac5464806d1690828b0b6ff8703907562d774da27af3b54c8650c9a1b2c81f078be77f1f3eb81c810fdd4c1ac adrt-1.0.1-cp38-abi3-win_amd64.whl
</details>