Fixes incorrect color for dragged links, likely a regression from #145238. The fix is to pass `TH_WIRE_INNER` to `nodelink_get_draw_config`. This results in a color ID of 2 from `nodelink_get_color_id`, which satisfies the `color_ids[0] < 3u` check in the `gpu_shader_2D_nodelink_vert.glsl`. Pull Request: https://projects.blender.org/blender/blender/pulls/147462