Clarify wording of footer legal statement
Clarify wording of footer legal statement

mySociety is the project, mySociety Ltd is a Ltd company wholly owned by
UKCOD.

Fixes https://github.com/mysociety/whatdotheyknow-theme/issues/480

mysociety/whatdotheyknow-theme,mysociety/whatdotheyknow-theme,mysociety/whatdotheyknow-theme