Fix #26208 (Dynamics): [Musicxml Export] - End-bar items lost

[pacebes]

Resolves: #26208 (Dynamics)

This PR exports dynamic elements (p, pp, fff...) when they are linked to a TimeTickType segment

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[pacebes]

I have attached the tests files (mscx original and .musicxml exported files):
Score_26208_test1.zip