fix devel dockerfile

tools/Dockerfile.centos6.devel

@@ -43,5 +43,5 @@ RUN yum -y install wget && \
     source /root/.bashrc && \
     cd .. && rm -rf Python-3.6.8* && \
     pip3 install google protobuf setuptools wheel flask numpy==1.16.4 && \
-    yum -y install epel-release && yum -y install patchelf && \
+    yum -y install epel-release && yum -y install patchelf libXext libSM libXrender && \
     yum clean all

tools/Dockerfile.centos6.gpu.devel

@@ -43,5 +43,5 @@ RUN yum -y install wget && \
     source /root/.bashrc && \
     cd .. && rm -rf Python-3.6.8* && \
     pip3 install google protobuf setuptools wheel flask numpy==1.16.4 && \
-    yum -y install epel-release && yum -y install patchelf && \
+    yum -y install epel-release && yum -y install patchelf libXext libSM libXrender && \
     yum clean all

tools/Dockerfile.devel

@@ -20,5 +20,5 @@ RUN yum -y install wget >/dev/null \
     && rm get-pip.py \
     && yum install -y python3 python3-devel \
     && pip3 install google protobuf setuptools wheel flask \
-    && yum -y install epel-release && yum -y install patchelf \
+    && yum -y install epel-release && yum -y install patchelf libXext libSM libXrender\
     && yum clean all

tools/Dockerfile.gpu.devel

@@ -21,5 +21,5 @@ RUN yum -y install wget >/dev/null \
     && rm get-pip.py \
     && yum install -y python3 python3-devel \
     && pip3 install google protobuf setuptools wheel flask \
-    && yum -y install epel-release && yum -y install patchelf \
+    && yum -y install epel-release && yum -y install patchelf libXext libSM libXrender\
     && yum clean all