v0.27.1: Clear `scale` argument confusion for LoRA

All commits

• Release: v0.27.0 by @DN6 (direct commit on v0.27.1-patch)
• [LoRA] pop the LoRA scale so that it doesn't get propagated to the weeds by @sayakpaul in #7338
• Release: 0.27.1-patch by @sayakpaul (direct commit on v0.27.1-patch)