diff_gaussian_rasterization has been renamed to diff_gauss in linked submodule revision

[joshdicarlo]

Traceback (most recent call last):
  File "C:\Users\josh\source\repos\splatviz\run_main.py", line 2, in <module>
    from splatviz import Splatviz
  File "C:\Users\josh\source\repos\splatviz\splatviz.py", line 11, in <module>
    from renderer.gaussian_renderer import GaussianRenderer
  File "C:\Users\josh\source\repos\splatviz\renderer\gaussian_renderer.py", line 13, in <module>
    from gaussian_renderer import render_simple
  File "C:\Users\josh\source\repos\splatviz\./gaussian-splatting\gaussian_renderer\__init__.py", line 14, in <module>
    from diff_gaussian_rasterization import GaussianRasterizationSettings, GaussianRasterizer
ModuleNotFoundError: No module named 'diff_gaussian_rasterization'

Current repository links to submodule at:
diff-gaussian-rasterization @ b1e1cb8

This module specifies that diff_gaussian_rasterization has been renamed to diff_gauss