app-editors/cursor: name changed and some optimizations

[douglarek]

Because cursor is closed-source software, the bin suffix is no longer used.

[github-actions[bot]]

:heavy_check_mark: pkgcheck checks passed

• pkgcheck 0.10.31
• the corresponding ::gentoo commit: https://github.com/gentoo-mirror/gentoo/commit/0146e36ce841f2ca5d94e1e937f5fdc225f0a97d