changed install dep step of ci

.github/workflows/tests.yaml

@@ -30,7 +30,8 @@ jobs:
     # We need to do `. "$HOME/.cargo/env"` in each step for it to work.
     - name: Install dependencies
       run: |
-        ./dependencies/install_dependencies.sh
+        pip install -r ./scripts/configs/requirements.txt
+        ./scripts/install_sysdeps.sh
 
     - name: Check formatting
       run: |

scripts/build_dbgym_conda_env.sh

@@ -1,5 +1,6 @@
 #!/bin/bash
 # This script builds the conda environment used by the gym itself (i.e. the orchestrator).
+# This script is optional. You don't need to use conda if you don't want to (the CI doesn't use conda, for instance)
 
 set -euo pipefail