remove reference_data to reduce github files.

PiperOrigin-RevId: 292178802

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_projection_version-2_width-8_channels-4/results.json

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\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_projection_version-2_width-8_channels-4/tf_version.json

-["1.8.0-dev20180408", "v1.7.0-1345-gb874783ccd"]
\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_version-1_width-8_channels-4/results.json

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\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_version-1_width-8_channels-4/tf_version.json

-["1.8.0-dev20180408", "v1.7.0-1345-gb874783ccd"]
\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_version-2_width-8_channels-4/results.json

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\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_bottleneck_version-2_width-8_channels-4/tf_version.json

-["1.8.0-dev20180408", "v1.7.0-1345-gb874783ccd"]
\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_building_projection_version-1_width-8_channels-4/results.json

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\ No newline at end of file

official/utils/testing/reference_data/resnet/batch-size-32_building_projection_version-1_width-8_channels-4/tf_version.json

-["1.8.0-dev20180408", "v1.7.0-1345-gb874783ccd"]
\ No newline at end of file