Co #12341: Use `try-runtime` feature (#1759)

* Add try-runtime feature

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* More feature gates

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Add dummy command

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* update lockfile for {"polkadot", "substrate"}

* Fix code

* Remove unused import

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Imports...

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* fmt

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Co-authored-by: parity-processbot <>