Update Aeppl dependency #5440
Description
Due to a bug in Aeppl (aesara-devs/aeppl#115), the changes introduced in #5386 lead to issues when using MvNormal or MvStudentT with random mu inputs
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Due to a bug in Aeppl (aesara-devs/aeppl#115), the changes introduced in #5386 lead to issues when using MvNormal or MvStudentT with random mu inputs