Update Apache License text to version 2.0 - #3

Description

@brettin 's coding agent spotted that the LICENSE was not a faithful version of https://opensource.org/license/apache-2.0

Type of Change

Please mark the relevant option:

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce.

• Direct pull from https://www.apache.org/licenses/LICENSE-2.0.txt

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code

N/a:

• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests passed locally with my changes
• Any dependent changes have been merged and published in downstream modules

Screenshots (if applicable)

N/a