v0.26.0: Version update (minor) (#822)
* Bump version: 0.25.3 → 0.26.0 * Bump supported client version: 0.25.3 → 0.26.0 --------- Co-authored-by: DiamondLightSource-build-server <DiamondLightSource-build-server@users.noreply.github.com>
* Bump version: 0.25.3 → 0.26.0 * Bump supported client version: 0.25.3 → 0.26.0 --------- Co-authored-by: DiamondLightSource-build-server <DiamondLightSource-build-server@users.noreply.github.com>