Remove CCITT fax G4 tests (partial revert of r24954). This test is

corrupting memory somehow and segfaulting in the BSDs.

Originally committed as revision 24956 to svn://svn.ffmpeg.org/ffmpeg/trunk

tests/fate2.mak

@@ -191,8 +191,3 @@ fate-fax-g3: CMD = framecrc -i $(SAMPLES)/CCITT_fax/G31D.TIF
 FATE_TESTS += fate-fax-g3s
 fate-fax-g3s: CMD = framecrc -i $(SAMPLES)/CCITT_fax/G31DS.TIF
 
-FATE_TESTS += fate-fax-g4
-fate-fax-g4: CMD = framecrc -i $(SAMPLES)/CCITT_fax/G4.TIF
-
-FATE_TESTS += fate-fax-g4s
-fate-fax-g4s: CMD = framecrc -i $(SAMPLES)/CCITT_fax/G4S.TIF

tests/ref/fate/fax-g4

-0, 0, 1000384, 0xb758eb8b

tests/ref/fate/fax-g4s

-0, 0, 1000384, 0xb758eb8b