Code quality. Part 24

Reviewed By: mmaurer, rameshviswanathan

Differential Revision: D78121666

fbshipit-source-id: 77c42ae6d497180b572890e81005573800b77f59

fbsource//xplat/graphics/igl/public/IGLU/texture_accessor

Reviewed By: boguscoder

Differential Revision: D75779758

fbshipit-source-id: 1a797edc0d5ef60c1e829bc5dc7f5f5ee5253494

The first tagged version 1.0.0

igl | Remove the old bindTexture() menthod

Summary:
Removed the overloaded member function:

```
virtual void bindTexture(size_t index, uint8_t target, const std::shared_ptr<ITexture>& texture)
```

A proper long-term fix for D47407405.

Reviewed By: MichaelTay

Differential Revision: D47408363

fbshipit-source-id: c6f80a5f4901007340a156f2568840c6763b2c7d