Get rid of un-needed float-specific defines around yuv support. Remove unintended support for rgb to yuv conversion. We only support yuv to rgb conversion.
component graphics_eglswitchsource \sf\os\graphics\egl\eglswitchbinary \sf\os\graphics\egl\eglswitch\group allexports \sf\os\graphics\egl\eglswitch\groupnotes_source \component_defs\release.srcipr E