Update requirements.txt

requirements.txt

@@ -1,6 +1,7 @@
-opencv-python-headless==4.9.0.80
-numpy==1.26.4
-scikit-image==0.22.0
-pywavelets==1.5.0
-gradio==4.44.1
-pillow==10.3.0
+opencv-python-headless>=4.5.4
+numpy>=1.21.0
+matplotlib>=3.5.0
+scikit-image>=0.19.0
+pywavelets>=1.3.0
+gradio>=3.0.0
+Pillow>=9.0.0