Upgrade more parsoid tests to node 0.10.

The `*-npm-0.8` and `parsoidsvc-php-parsertests` tests are still on
node 0.8/UbuntuPrecise (see bug T76661); all the others are now running
on node 0.10/UbuntuTrusty.

Change-Id: Ia95055a7ebcccddc981d20bd7ad6c4643af1fb83