EigenPy 2.9.0

What's Changed

• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #333
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #334
• Move and update license by @jcarpent in #335
• Add full support of vectorization by @jcarpent in #336
• Sync submodule cmake by @jcarpent in #338
• Simplify alignment procedure by @jcarpent in #337
• Remove deprecated EIGENPY_DEFINE_STRUCT_ALLOCATOR_SPECIALIZATION by @jcarpent in #339

Full Changelog: v2.8.1...v2.9.0