Add packages to run-dependencies section

This is the proper way of doing it: Parcels-code/Parcels#2344

Author: VeckoTheGecko

.github/workflows/ci.yaml

@@ -133,10 +133,6 @@ jobs:
         run: |
           python -m pip install pytest-github-actions-annotate-failures
 
-      - name: Install xarray
-        run: |
-          python -m pip install --no-deps -e .
-
       - name: Version info
         run: |
           python xarray/util/print_versions.py

pixi.toml

@@ -105,16 +105,16 @@ backend = { name = "pixi-build-python", version = "==0.3.2" }
 setuptools = "*"
 setuptools_scm = "*"
 
-[dependencies]
+[package.run-dependencies]
 python = "*"
 numpy = "*"
 pandas = "*"
 
 packaging = "24.1.*" #? Can be removed?
 git = "*"            # needed for dynamic versioning
 
-[pypi-dependencies]
-xarray = { path = ".", editable = true }
+[dependencies]
+xarray = { path = "." }
 
 [target.linux-64.dependencies]
 pydap-server = "*"