Minor release including following bug fixes on top of v7.0.0.

- Data race in aom_highbd_upsampled_pred_sse2:
  https://gitlab.com/AOMediaCodec/avm/-/issues/399
- Compile failure with CONFIG_ML_PART_SPLIT on:
  https://gitlab.com/AOMediaCodec/avm/-/issues/401
- Compile failure with CONFIG_BAWP_ACROSS_SCALES_FIX on:
  https://gitlab.com/AOMediaCodec/avm/-/issues/400