lima: CI: Enable GL_R8 and GL_RG8 texture formats
This is fixed in deqp now. See https://github.com/KhronosGroup/VK-GL-CTS/pull/241 Since CI is using deqp version > vulkan-cts-1.2.6.0, this isn't an issue anymore.
Signed-off-by: Andreas Baierl ichgeh@imkreisrum.de