This is a council motion to upgrade the Pendulum runtime to version 8.

For more details about release 8 see the [GitHub release page](https://github.com/pendulum-chain/pendulum/releases/tag/pendulum-release-8).

Schedule a majority-carries referendum to be tabled next once it is legal to schedule
an external referendum.

The dispatch of this call must be `ExternalMajorityOrigin`.

- `proposal_hash`: The preimage hash of the proposal.

Unlike `external_propose`, blacklisting has no effect on this and it may replace a
pre-scheduled `external_propose` call.

Weight: `O(1)`

- The council is proposing to upgrade the Pendulum runtime to version 8.
- Version 8 is a new and improved version of Pendulum.
- You can find more information about version 8 on the GitHub release page.
- The council wants to make Pendulum better by upgrading it.
- This upgrade will help Pendulum work even better.

#6 Add proposal for runtime to release Pendulum version 8