drop no longer needed tests
drop no longer needed tests

glm matrix transformations are--I sincerely hope--tested in glm. So
these tests haven't been needed since the switch to glm.

Change-Id: Ib10153c6b6ce4bd792b634ac1a3718203227c58f

LibreOffice/libetonyek,LibreOffice/libetonyek,LibreOffice/libetonyek