don't implicitly cast float to double

Result is a double, so use doubles everywhere

Co-authored-by: A Thousand Ships <[email protected]>

editor/animation_track_editor.cpp

@@ -4989,7 +4989,7 @@ void AnimationTrackEditor::_update_step(double p_new_step) {
 	undo_redo->create_action(TTR("Change Animation Step"));
 	// To ensure that the conversion results are consistent between serialization and load, the value is snapped with 0.0625 to be a rational number.
 	// step_value must also be less than or equal to 1000 to ensure that no error accumulates due to interactions with retrieving values from inner range.
-	double step_value = MIN(1000.0f, Math::snapped(p_new_step, FACTOR));
+	double step_value = MIN(1000.0, Math::snapped(p_new_step, FACTOR));
 	if (timeline->is_using_fps()) {
 		if (step_value != 0.0) {
 			step_value = 1.0 / step_value;