Server/fish-speech @ v1.2.1

Lengyue 1d942c8b97 Update 1.2 sft checkpoints, inference.ipynb and READMEs		1 rok temu
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lora	c9209e94d9 support finetuning	1 rok temu
base.yaml	c3d7ac4c0d Optimize strategy mixing	1 rok temu
firefly_gan_vq.yaml	5e7914472f This PR brings V1.2 inference into main (#300)	1 rok temu
text2semantic_finetune.yaml	1d942c8b97 Update 1.2 sft checkpoints, inference.ipynb and READMEs	1 rok temu