Unreviewed EFL gardening.

Skip several compositing test cases on EFL WK2 due to regression in
r148748.

* platform/efl-wk2/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@148874 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Unreviewed, EFL WK1 gardening. Skip pasteboard tests because EFL WK1 doesn't support it yet.

* platform/efl-wk1/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@148875 268f45cc-cd09-0410-ab3c-d52691b4dbfc