In `graph_refresh_fcurve_colors()`, add an assertion that the `bAnimListElem` data is actually an F-Curve before casting it to one. No functional changes. Pull Request: https://projects.blender.org/blender/blender/pulls/123987
In `graph_refresh_fcurve_colors()`, add an assertion that the `bAnimListElem` data is actually an F-Curve before casting it to one. No functional changes. Pull Request: https://projects.blender.org/blender/blender/pulls/123987