Move some record tests to a more appropriate directory.

These tests were living under test/arrays/ but they don't contain any arrays,
and are actually testing record functionality.  I decided to move them to
test/types/records because that seemed the more logical place.
Merge pull request #862 from lydia-duncan/reclassifyDeitzRecordTests

Move some record tests to a more appropriate directory [trivial]

These tests were living under test/arrays/ but they don't contain any arrays,
and are actually testing record functionality. I decided to move them to
test/types/records because that seemed the more logical place.