Bugfix [#31723] Renderer (internal) ignores keyframes on 'Compositing' checkbox

for animations

Pipeline options such as Use Compositing and Use Sequencer cannot be animated
due to the way that they are implemented now, so adding these to the list of
render properties that we cannot animate.

source/blender/makesrna/intern/rna_scene.c

@@ -3660,6 +3660,7 @@ static void rna_def_scene_render_data(BlenderRNA *brna)
 	
 	prop = RNA_def_property(srna, "use_compositing", PROP_BOOLEAN, PROP_NONE);
 	RNA_def_property_boolean_sdna(prop, NULL, "scemode", R_DOCOMP);
+	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
 	RNA_def_property_ui_text(prop, "Compositing",
 	                         "Process the render result through the compositing pipeline, "
 	                         "if compositing nodes are enabled");
@@ -3667,6 +3668,7 @@ static void rna_def_scene_render_data(BlenderRNA *brna)
 	
 	prop = RNA_def_property(srna, "use_sequencer", PROP_BOOLEAN, PROP_NONE);
 	RNA_def_property_boolean_sdna(prop, NULL, "scemode", R_DOSEQ);
+	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
 	RNA_def_property_ui_text(prop, "Sequencer",
 	                         "Process the render (and composited) result through the video sequence "
 	                         "editor pipeline, if sequencer strips exist");