Add query tests for AEP states.

Add query tests for AEP states.

* Add khr_debug limit tests and extend label queries.
* Add blend_equation_advanced queries.
* Add ext_texture_buffer queries.
* Extend ext_geometry_shader queries.
* Add ext_tessellation_shader queries.
* Add ext_texture_srgb_decode queries.
* Extend texture_level tests for all texture targets.
* Extend texture tests for all texture targets.
* Split shader.sampler_type to separate tests for each sampler type.
* Improve logging in vertex_attribute_binding tests.
* Add ext_texture_border_clamp queries.
* Add EXT_tessellation_shader, EXT_geometry_shader and
  EXT_shader_io_blocks PIQ tests.
* Change filtering min/max lod state query test values to reasonable range.
* Extend info log queries.

Bug: 18925583
Change-Id: Id6194fff4c03786445f99168ec5fb4120f8c50b7