Merged commit includes the following changes:

187697531  by andrewharp:

    Tweak whitespace for fft2d dep.

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187696129  by A. Unique TensorFlower:

    Generalize support for logical expressions, comparison operators and multiple comparisons.

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187692494  by vinuraja:

    * Adds a boolean attribute to ConfigureDistributedTPUOp for internal use.

    * Adds GraphRunner ctor which takes in the device to run the graph on.

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187692129  by andrewharp:

    Audio utility classes for supporting MFCC and AudioSpectrogram operators

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PiperOrigin-RevId: 187697531