Loosen requirements to pin major version only

As suggested by @felixdivo

requirements.txt

@@ -1,21 +1,21 @@
-setuptools==68.2.2
-hydra-core==1.3.2
-icecream==2.1.3
-matplotlib==3.8.1
-seaborn==0.13.0
-numpy==1.26.1
-omegaconf==2.3.0
-Pillow==10.1.0
-lightning==2.1.0
-rich==13.6.0
-rtpt==0.0.4
-scikit_learn==1.3.1
-timm==0.9.7
-torch==2.1.0
-torchvision==0.16.0
-tqdm==4.66.1
-wandb==0.15.12
-hydra_colorlog==1.2.0
-fast_pytorch_kmeans==0.2.0.1
-tensorboard==2.14.1
-parameterized==0.9.0
+setuptools~=68.2.2
+hydra-core~=1.3.2
+icecream~=2.1.3
+matplotlib~=3.8.1
+seaborn~=0.13.0
+numpy~=1.26.1
+omegaconf~=2.3.0
+Pillow~=10.1.0
+lightning~=2.1.0
+rich~=13.6.0
+rtpt~=0.0.4
+scikit_learn~=1.3.1
+timm~=0.9.7
+torch~=2.1.0
+torchvision~=0.16.0
+tqdm~=4.66.1
+wandb~=0.15.12
+hydra_colorlog~=1.2.0
+fast_pytorch_kmeans~=0.2.0.1
+tensorboard~=2.14.1
+parameterized~=0.9.0