jwldr

elvish: update to 0.21.0.

2

#### Testing the changes - I tested the changes in this PR: **YES** #### Local build testing - I built this PR locally for my native architecture, (x86_64)

Hello, I tried different browsers (Safari, Firefox) and the [Cloud Personnel Cozy](https://apps.apple.com/de/app/cloud-personnel-cozy/id1600636174?l=en-GB) app from the AppStore to connect my iPhone (iPhone 13 with iOS 18.1) with my local cozy-stack (v1.6.31)....