Update CI.yml

Author: JacksonBurns

.github/workflows/CI.yml

@@ -27,9 +27,9 @@ jobs:
           environment-file: environment.yml
           python-version: 3.7
           activate-environment: rms_env
-	  miniforge-variant: Mambaforge
-	  miniforge-version: latest
-	  use-mamba: true
+          miniforge-variant: Mambaforge
+          miniforge-version: latest
+          use-mamba: true
       - name: Fix PyCall linking
         run: |
             julia -e 'ENV["PYTHON"]=ENV["CONDA"] * "/envs/rms_env/bin/python"; using Pkg; Pkg.add("PyCall"); Pkg.build("PyCall")'