[KE] Hansard: Only match party names that are two or more characters
[KE] Hansard: Only match party names that are two or more characters

There are lots of entries that are currently being matched that are
false-positives, one category of those is entries that contain single
uppercase characters in them. This eliminates that class of error.

mysociety/pombola,mysociety/pombola,mysociety/pombola,mysociety/pombola,mysociety/pombola,mysociety/pombola