v2.0.0a2

What's Changed

• Clean AiiDAV3 deprecation warnings by @danielhollas in #388
• Two more deprecated APIs with AIIDA_WARN_v3=1 for QeApp by @unkcpz in #390
• clean up dependencies requirements by @unkcpz in #395
• Install firefox/geckodriver in GH workflow for test by @unkcpz in #397
• Using new code create API by @unkcpz in #394
• Update flake8 config for flake8>=6 by @yakutovicha in #399
• Chore: maintain pre-commit checks by @yakutovicha in #400

Full Changelog: v2.0.0a1...v2.0.0a2