unpin versions in environment

as asked by @tildebyte

environment.yml

@@ -4,37 +4,36 @@ channels:
   - defaults
 dependencies:
   - python>=3.9
-  - pip=20.3
-  - cudatoolkit=11.3
-  - pytorch=1.11.0
-  - torchvision=0.12.0
-  - numpy=1.19.2
+  - cudatoolkit
+  - pytorch
+  - torchvision
+  - numpy
   - pip:
-    - albumentations==0.4.3
-    - opencv-python==4.5.5.64
-    - pudb==2019.2
-    - imageio==2.9.0
-    - imageio-ffmpeg==0.4.2
-    - pytorch-lightning==1.4.2
-    - omegaconf==2.1.1
-    - realesrgan==0.2.5.0
-    - test-tube>=0.7.5
-    - streamlit==1.12.0
-    - send2trash==1.8.0
-    - pillow==9.2.0
-    - einops==0.3.0
+    - albumentations
+    - opencv-python
+    - pudb
+    - imageio
+    - imageio-ffmpeg
+    - pytorch-lightning
+    - omegaconf
+    - realesrgan
+    - test-tube>
+    - streamlit
+    - send2trash
+    - pillow
+    - einops
     - pyreadline3
-    - torch-fidelity==0.3.0
-    - transformers==4.19.2
-    - torchmetrics==0.6.0
-    - flask==2.1.3
-    - flask_socketio==5.3.0
-    - flask_cors==3.0.10
-    - dependency_injector==4.40.0
+    - torch-fidelity
+    - transformers
+    - torchmetrics
+    - flask
+    - flask_socketio
+    - flask_cors
+    - dependency_injector
     - eventlet
-    - kornia==0.6.0
-    - -e git+https://github.com/openai/CLIP.git@main#egg=clip
-    - -e git+https://github.com/CompVis/taming-transformers.git@master#egg=taming-transformers
-    - -e git+https://github.com/Birch-san/k-diffusion.git@mps#egg=k_diffusion
-    - -e git+https://github.com/TencentARC/GFPGAN.git#egg=gfpgan
+    - kornia
+    - -e git+https://github.com/openai/CLIP.git@main#egg
+    - -e git+https://github.com/CompVis/taming-transformers.git@master#egg
+    - -e git+https://github.com/Birch-san/k-diffusion.git@mps#egg
+    - -e git+https://github.com/TencentARC/GFPGAN.git#egg
     - -e .