fix: replace estuary with web3 for pinning

[SgtPooki]

• chore(ci): better build caching
• fix: use w3cli instead of estuary for pinning

Lots of work was done behind the scenes for this. See https://github.com/ipfs/ipfs-webui/issues/2161 for more details.

Of particular note are:

• The instructions listed at https://github.com/ipfs/ipfs-webui/issues/2161#issuecomment-1836835068
• The successful CI action at https://github.com/SgtPooki/ipfs-webui/actions/runs/7066688311/job/19239006867

[ipfs-gui-bot]

:tada: This PR is included in version 4.2.0 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: