v0.6.4

## What's Changed
* chore(deps): Bump cmov from 0.5.3 to 0.5.4 in the cargo group across 1 directory by @dependabot[bot] in https://github.com/superradcompany/microsandbox/pull/1096
* chore: refresh npm lockfile after v0.6.3 by @github-actions[bot] in https://github.com/superradcompany/microsandbox/pull/1098
* fix(network): handle fragmented UDP and PMTU relay traffic by @appcypher in https://github.com/superradcompany/microsandbox/pull/1086
* fix(sdk): accept ephemeral cleanup during stop waits by @appcypher in https://github.com/superradcompany/microsandbox/pull/1087
* fix(runtime): allow overriding shutdown flush timeout by @appcypher in https://github.com/superradcompany/microsandbox/pull/1088
* feat(sandbox): live modify and resize for running sandboxes by @appcypher in https://github.com/superradcompany/microsandbox/pull/1099
* fix(agentd): kill the exec process group, not just the direct child by @appcypher in https://github.com/superradcompany/microsandbox/pull/1104
* feat(cli): show sandbox state in msb metrics and add watch/follow modes by @appcypher in https://github.com/superradcompany/microsandbox/pull/1106
* feat(cli): show resource allocations in msb ps by @appcypher in https://github.com/superradcompany/microsandbox/pull/1107
* refactor(network): tidy scoped upstream tls internals and docs by @toksdotdev in https://github.com/superradcompany/microsandbox/pull/1108
* build(deps): bump msb_krun crates to 0.1.22 by @appcypher in https://github.com/superradcompany/microsandbox/pull/1114
* chore(release): bump microsandbox to 0.6.4 by @appcypher in https://github.com/superradcompany/microsandbox/pull/1102


**Full Changelog**: https://github.com/superradcompany/microsandbox/compare/v0.6.3...v0.6.4