Update install_dev_deps.py and CI workflow for dependency management

- Remove 'sh' from CORE_PACKAGES in install_dev_deps.py to streamline core dependencies.
- Modify GitHub Actions workflow to install 'sh' explicitly before running the installation script, ensuring proper execution of shell commands.

Author: michaelaye

.github/workflows/test.yaml

@@ -48,6 +48,9 @@ jobs:
       shell: bash -l {0}
       run: |
         echo "=== Starting dependency installation ==="
+        echo "Installing sh package first..."
+        mamba install -y -c conda-forge sh
+        echo "Running install_dev_deps.py..."
         python install_dev_deps.py
         echo "=== Dependency installation completed ==="
 

install_dev_deps.py

@@ -12,7 +12,7 @@
 CONDA_ONLY_PACKAGES = {"gdal"}
 
 # Core packages that must be installed first
-CORE_PACKAGES = {"tomlkit", "sh", "gdal"}
+CORE_PACKAGES = {"tomlkit", "gdal"}
 
 
 def install_deps():