Docs: Replaced the broken license link

[sashaphmn]

Replaced the broken license link

Description

Please include a summary of the change and be sure you follow the contributions rules we do provide here

Task: APP-0000

Type of change

• 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 not work as expected)

Checklist:

• I have selected the correct base branch.
• I have performed a self-review of my own code.
• 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.
• Any dependent changes have been merged and published in downstream modules.
• I have tested my code on the test network.

[CLAassistant]

All committers have signed the CLA.