Update requirements.txt

requirements.txt

@@ -1,8 +1,8 @@
 fastapi==0.104.1
 uvicorn==0.24.0
-numpy~=2.2.4
-pillow~=11.2.1
-requests~=2.32.3
-beautifulsoup4~=4.13.4
-matplotlib~=3.10.1
+numpy==1.26.2
+pillow==9.5.0
+requests==2.31.0
+beautifulsoup4==4.12.2
+matplotlib==3.7.2
 pydantic==2.5.2