proposal: re-word self-trivial

reword this in rule 5

If the Horde who made a proposal casts an explicit 'FOR' vote and marks it as trivial, then it auto-trivials the proposal. In the event of a self-trivial the Horde who made the proposal or an admin may add [trivial] to the proposal title.

to

If the Horde who made a proposal casts an explicit 'FOR' vote on said proposal and marks it as trivial, then this self trivial auto-trivials the proposal. In the event of a self-trivial the Horde who made the proposal or an admin may add [trivial] to the proposal title.

there shall be no gaining of brains whatsoever from this proposal

Reached Quorum. Enacted by Cayvie, 24th of Dec.