Enable survey in Spanish

Related core change: Ibd1a4b14faa11fd764fe078880355d7184b698bf

Change-Id: If44279fff1aad3fb68a01d167ef5cce69dbb3b34
Mingle: https://wikimedia.mingle.thoughtworks.com/projects/multimedia/cards/525
(cherry picked from commit 184067eb39585bb5db7516a60caf34849d6b3356)
Merge "Enable survey in Spanish" into wmf/1.24wmf1