v0.26.0

What's Changed

• require python>=3.8, drop pkg_resources by @johntruckenbrodt in #302
• compatibility with SNAP 10 by @johntruckenbrodt in #303
• add conda build and test to GitHub actions by @johntruckenbrodt in #307
• [snap.auxil.parse_node] remove weird placeholder XML node in BandMaths by @johntruckenbrodt in #308
• revise configuration handling by @johntruckenbrodt in #305

Full Changelog: v0.25.0...v0.26.0