Release v2.1

What's Changed

• Add University of Bristol to landing page by @github-actions[bot] in #1155
• added 10.48550/arxiv.2605.12750 by @RemDelaporteMathurin in #1157
• Weakly enforced Dirichlet BCs by @RemDelaporteMathurin in #1158
• removed announcement by @RemDelaporteMathurin in #1159
• Add University of Minnesota Twin Cities to landing page by @github-actions[bot] in #1161
• Add Esteyco to landing page by @github-actions[bot] in #1164
• Add Forschungszentrum Jülich GmbH to landing page by @github-actions[bot] in #1166
• Update publications by @RemDelaporteMathurin in #1171
• Bump codecov/codecov-action from 6 to 7 by @dependabot[bot] in #1170
• Bump actions/checkout from 6 to 7 by @dependabot[bot] in #1177
• Improve contributing guide by @RemDelaporteMathurin in #1178
• New publications by @RemDelaporteMathurin in #1179
• Update for DOLFINx v0.11 by @jhdark in #1173

Full Changelog: v2.0...v2.1