Update Dockerfile

Dockerfile

@@ -23,7 +23,7 @@ run wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh -
 run bash ~/miniconda3/miniconda.sh -b -u -p ~/miniconda3
 run rm -rf ~/miniconda3/miniconda.sh
 run ~/miniconda3/bin/conda init bash
-run /home/miniconda3/bin/activate
+run ~/miniconda3/bin/activate
 run conda env create -f ./env.yml
 
 EXPOSE 8080