chore(conda): remove main channel

By using the conda-forge channel exclusively we should get the
most up-to-date software

Author: vringar

environment.yaml

@@ -1,6 +1,5 @@
 channels:
 - conda-forge
-- main
 dependencies:
 - beautifulsoup4=4.12.3
 - black=24.10.0

scripts/environment-unpinned.yaml

@@ -1,7 +1,6 @@
 name: openwpm
 channels:
     - conda-forge
-    - main
 dependencies:
     - beautifulsoup4
     - click

scripts/repin.sh

@@ -38,7 +38,7 @@ esac
 
 
 # Export the environment including manually specify channels
-conda env export --no-builds --override-channels -c conda-forge -c main -f ../environment.yaml
+conda env export --no-builds --override-channels -c conda-forge -f ../environment.yaml
 
 # Prune environment file to only things we want to pin
 python prune-environment.py