Move release note into main framework release note file

[robertapplin]

Description of work

Moves a framework Data Handling release note to one of the main release note files.

To test:

Make sure the release note makes sense.

Reviewer

Please comment on the points listed below (full description).
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Code Review

• Is the code of an acceptable quality?
• Does the code conform to the coding standards?
• Are the unit tests small and test the class in isolation?
• If there is GUI work does it follow the GUI standards?
• If there are changes in the release notes then do they describe the changes appropriately?
• Do the release notes conform to the release notes guide?

Functional Tests

• Do changes function as described? Add comments below that describe the tests performed?
• Do the changes handle unexpected situations, e.g. bad input?
• Has the relevant (user and developer) documentation been added/updated?

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Gatekeeper

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[jclarkeSTFC]

6.9.0/mantidworkbench.rst:46 suggested change:

Fixed a bug that could result in the running of a stale version of a project recovery script.