[ENH] Add AEBiGRUClusterer

[aadya940]

Implements a Deep Clusterer using the AEBiGRUNetwork. Depends on #1583

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I have added the following labels to this PR based on the title: [ $\color{#FEF1BE}{\textsf{enhancement}}$ ].
I have added the following labels to this PR based on the changes made: [ $\color{#4011F3}{\textsf{clustering}}$, $\color{#379E11}{\textsf{networks}}$ ]. Feel free to change these if they do not properly represent the PR.

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