[AristurtleDev]

Description

This bumps the MGE submodule version to 5.5.1 to bring in the changes by @ericlothspeich to resolve a crash when changing textures.

Related Issues/Tickets

• Original Issue: Ember editor crash after path of texture is lost Monogame-Extended#1131
• Fix PR: Cancelling changing the texture in Ember removes path and ember crashes if texture cannot be found when loaded Monogame-Extended#1132

Checklist

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