docs: Note EXT_texture_array on i965.

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

docs/relnotes-7.12.html

@@ -41,7 +41,7 @@ tbd
 <li>GL_ARB_vertex_type_2_10_10_10_rev (r600g)
 <li>GL_ARB_texture_storage (gallium drivers and swrast)
 <li>GL_EXT_packed_float (i965)
-<li>GL_EXT_texture_array (r600g)
+<li>GL_EXT_texture_array (r600g, i965)
 <li>GL_EXT_texture_shared_exponent (i965)
 <li>GL_NV_fog_distance (all gallium drivers, nouveau classic)
 <li>GL_NV_primitive_restart (r600g)