Samples: Avoid miniconda CondaToSNonInteractiveError

Author: howetuft

.github/workflows/sample-builder.yml

@@ -240,6 +240,8 @@ jobs:
             rm miniconda3/miniconda.sh
             source miniconda3/bin/activate
             conda init --all
+            conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/main
+            conda tos accept --override-channels --channel https://repo.anaconda.com/pkgs/r
 
             # Install gh
             conda install conda-forge::gh --channel conda-forge -y