Allow EGL tests to use ES3 with EGL_KHR_create_context
Allow EGL tests to use ES3 with EGL_KHR_create_context

Previously EGL tests that relied on ES3 required EGL 1.5. Now
these are also run when EGL_KHR_create_context is supported.

VK-GL-CTS Issue: 3122

Affects:

dEQP-EGL.functional.image.create.gles3*

Components: EGL
Change-Id: I05fe87a0d2e321310b28df9a998006867115e0f0

KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/VK-GL-CTS,KhronosGroup/Vulkan-CTS,KhronosGroup/Vulkan-CTS