chore(deps-dev): update coverage requirement from <7.11,>=7.2.7 to >=7.15.2,<7.16 - #148

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/