Batch upload visuals

.gitattributes

@@ -35,3 +35,5 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
 SpeechEmotionNet_best.keras filter=lfs diff=lfs merge=lfs -text
 visuals/roc_curve.png filter=lfs diff=lfs merge=lfs -text
+visuals/confusion_matrix.png filter=lfs diff=lfs merge=lfs -text
+visuals/cv_accuracy.png filter=lfs diff=lfs merge=lfs -text