Update requirements.txt

requirements.txt

@@ -1,11 +1,7 @@
-pandas==1.5.3
-numpy==1.23.5
-nltk==3.8.1
-scikit-learn==1.2.2
-matplotlib==3.7.1
-seaborn==0.12.2
-wordcloud==1.9.2
-textblob==0.17.1
-plotly==5.14.1
-streamlit==1.24.0
-flask==2.3.3
+streamlit>=1.31.0
+pandas>=2.1.0
+numpy>=1.26.0
+scikit-learn>=1.3.0
+joblib>=1.3.0
+matplotlib>=3.8.0
+seaborn>=0.12.2