anv/clear: Only clear the render area when doing subpass clears

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>

src/intel/vulkan/anv_private.h

@@ -1174,6 +1174,7 @@ struct anv_cmd_state {
    struct anv_framebuffer *                     framebuffer;
    struct anv_render_pass *                     pass;
    struct anv_subpass *                         subpass;
+   VkRect2D                                     render_area;
    uint32_t                                     restart_index;
    struct anv_vertex_binding                    vertex_bindings[MAX_VBS];
    struct anv_descriptor_set *                  descriptors[MAX_SETS];