[87780] Fix link to POT in docs

[tsavina]

OpenVINO Deep Learning Workbench Pull Request

All Submissions:

• [ ] Create a meaningful name of the PR with reference to JIRA. Example: [43714] [NIGHTLY] Take correct tag for snyk scans
• [ ] JIRA tickets:
  • 44177 - Model analyzer fails with topology type guessing
• [ ] Set assignee to the PR.
• [ ] Add corresponding labels to the PR.
• [ ] Set appropriate milestone to the PR.
• [ ] Added tests for new functionality (unit / e2e)
• [ ] Followed code style guidelines:
  • Code covered with typings
  • No debug printing in production code
  • No commented blocks of code in production code