simplify requirements

requirements.txt

@@ -1,6 +1,6 @@
-numpy==1.24.0
-pandas==1.5.2
-fugashi==1.2.1
+numpy>=1.24.0
+pandas>=1.5.2
+fugashi>=1.2.1
 ipadic==1.0.0
 jumandic==1.0.0
 jaconv==0.3
@@ -11,9 +11,8 @@ spacy
 scikit-learn==1.2.0
 speach==0.1a15.post1
 torch==1.13.1
-transformers==4.25.1
-datasets==2.7.1
+transformers>=4.25.1
+datasets>=2.7.1
 pynvml==11.4.1
-sentencepiece==0.1.97
-rich==12.6.0
-streamlit==1.18.1
+sentencepiece>=0.1.97
+streamlit>=1.18.1