Fixing the & in recent activity logs. Adding test [ENG-1350]

[corbinSanders]

Purpose

Fixing the special character in recent activity on the proejct page

Changes

Modifying the node log serializer, adding a test

QA Notes

Please make verification statements inspired by your code and what your code touches.

• Verify That adding a tag with a special character (like &) doesn't appear as & in recent activity
• Verify

What are the areas of risk? N/A

Any concerns/considerations/questions that development raised? N/A

Documentation

N/A

Side Effects

N/A

Ticket

https://openscience.atlassian.net/browse/ENG-1350