more freedom for versions

requirements.txt

@@ -1,24 +1,24 @@
-pytorch-lightning==2.1.4
-torch-geometric==2.5.0
-pytorch-cluster==1.6.0
-scikit-learn-intelex==2024.1.0
-numpy==1.26.4
-scikit-image==0.22.0
-scipy==1.12.0
-pandas==1.5.3
-openpyxl==3.1.2
-overrides==7.7.0
-pykdtree==1.3.11
-laspy[laszip,lazrs]==2.5.3
-pillow==10.2.0
-intel-openmp==2024.0.2
-tqdm==4.66.2
-pyglet==1.5.28
-rtree==1.2.0
-tensorboard==2.16.2
-trimesh==3.23.5
-pysdf==0.1.9
-jsonargparse[signatures]==4.27.5
+pytorch-lightning>=2.1
+torch-geometric>=2.5
+pytorch-cluster>=1.6
+scikit-learn-intelex>=2024.1.0
+numpy>=1.26.4
+scikit-image>=0.22.0
+scipy>=1.12.0
+pandas>=1.5.3
+openpyxl>=3.1.2
+overrides>=7.7.0
+pykdtree>=1.3.11
+laspy[laszip,lazrs]>=2.5.3
+pillow>=10.2.0
+intel-openmp>=2024.0.2
+tqdm>=4.66.2
+pyglet>=1.5.28
+rtree>=1.2.0
+tensorboard>=2.16.2
+trimesh>=3.23.5
+pysdf>=0.1.9
+jsonargparse[signatures]>=4.27.5
 
-spaces==0.23.2
-gradio==4.19.1
+spaces>=0.23.2
+gradio>=4.19.1