Update ro.requirements.txt

Author: dciborow

ai-python/sc/ro.requirements.txt

@@ -4,7 +4,7 @@ pandas==1.1.3
 scikit-learn>=0.22.1
 scipy==1.5.4
 seaborn==0.11.1
-tqdm>=4.46.0
+tqdm==4.46.0
 torch>=1.5.0
 cvxpy>=1.1.10
 cvxopt>=1.2.6