Update Dockerfile

Dockerfile

@@ -8,6 +8,8 @@ RUN
 # Create the environment using the environment.yml file
 RUN conda env create -n ssgqa
 
+RUN conda install -c conda-forge pycocotools
+
 RUN conda activate ssgqa
 RUN pip install --upgrade pip
 RUN conda env update -n ssgqa -f /code/environment.yml