Description

This is a follow-up from #150. The one boost header that gt4py uses, comes now bundled with gt4py. We can thus remove boost (headers) from the list of dependencies.

The docs were the only place left - as far as a quick search could see.

How Has This Been Tested?

By looking at the changed files.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas: /A
• I have made corresponding changes to the documentation
• My changes generate no new warnings: N/A
• Any dependent changes have been merged and published in downstream modules
• New check tests, if applicable, are included: N/A