added openssl ppc64le sc

Author: sandeepgupta12

.ci/docker/manywheel/Dockerfile_ppc64le

@@ -53,6 +53,9 @@ RUN apt-get update && \
     echo "Skipping linux-headers installation as it is not critical") && \
     apt-get clean && rm -rf /var/lib/apt/lists/*
 
+RUN apt-get update && apt-get install -y software-properties-common && \
+    add-apt-repository ppa:ubuntu-toolchain-r/test && apt-get update
+
 RUN apt-get install -y gcc-10 g++-10
 
 # Confirm git installation and add safe.directory