Rename Dockerfile to DockerFile

Author: Teingi

build/Dockerfile renamed to build/DockerFile

@@ -8,4 +8,4 @@ RUN /opt/miniconda3/bin/conda init
 RUN /opt/miniconda3/bin/conda create --name obdiag python=3.8 -y
 RUN source /opt/miniconda3/bin/activate obdiag
 RUN /opt/miniconda3/envs/obdiag/bin/python3.8  -m pip install --upgrade pip setuptools wheel
-RUN yum install -y gcc gcc-c++ make
+RUN yum install -y gcc gcc-c++ make