Support GL_EXT_texture_sRGB_R(G)8 extension in glw.

Change-Id: Ieaf5422beb8dafe277cca230744540200eff7846
diff --git a/scripts/opengl/gen_enums.py b/scripts/opengl/gen_enums.py
index 5e2c359..140c9bf 100644
--- a/scripts/opengl/gen_enums.py
+++ b/scripts/opengl/gen_enums.py
@@ -35,4 +35,4 @@
 if __name__ == "__main__":
 	import logging, sys
 	logging.basicConfig(stream=sys.stderr, level=logging.INFO)
-	genEnums(getGLInterface())
+	genEnums(getHybridInterface())