Adding support for Gan.AI ASR on leaderboard

[agupta54]

This change adds support for Gan.AI ASR-V1 model. The results I am getting on my H-100 are:

Filtering models by id: ganai
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Results per dataset:
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ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_ami_test: WER = 6.87 %, RTFx = 7.77
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_earnings22_test: WER = 13.05 %, RTFx = 14.21
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_gigaspeech_test: WER = 8.52 %, RTFx = 10.41
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_librispeech_test.clea: WER = 2.20 %, RTFx = 13.40
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_librispeech_test.other: WER = 4.71 %, RTFx = 12.55
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_spgispeech_test: WER = 2.58 %, RTFx = 14.33
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_tedlium_test: WER = 2.88 %, RTFx = 14.46
ganai/asr-v1 | hf-audio-esb-datasets-test-only-sorted_voxpopuli_test: WER = 5.89 %, RTFx = 15.71

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Composite Results:
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ganai/asr-v1: WER = 5.84 %

[agupta54]

@Deep-unlearning Let me know if you need anything else from my side

[agupta54]

@Vaibhavs10 are there any updates on this?