[Bug]: Release version 2.7.0

[rly]

What happened?

NWB schema 2.7.0 was released on February 7. Could we make a release of MatNWB that includes this version?

Steps to Reproduce

n/a

Error Message

Warning: NWB schema version 2.7.0 is not support by this version of MatNWB. This file is not guaranteed to be supported.

Operating System

macOS

Matlab Version

latest

Code of Conduct

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