Add cmake to ubi8-rust-builder (#115)

* Add cmake to ubi8-rust-builder

* Add gcc-c++ to ubi8-rust-builder

Author: sbernauer

ubi8-rust-builder/Dockerfile

@@ -7,7 +7,7 @@ SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 # Update image and install everything needed for Rustup & Rust
 RUN microdnf update --disablerepo=* --enablerepo=ubi-8-appstream --enablerepo=ubi-8-baseos --enablerepo=ubi-8-baseos -y \
   && rm -rf /var/cache/yum \
-  && microdnf install --disablerepo=* --enablerepo=ubi-8-appstream --enablerepo=ubi-8-baseos curl findutils gcc make openssl-devel pkg-config systemd-devel -y \
+  && microdnf install --disablerepo=* --enablerepo=ubi-8-appstream --enablerepo=ubi-8-baseos curl findutils gcc gcc-c++ make cmake openssl-devel pkg-config systemd-devel -y \
   && rm -rf /var/cache/yum
 
 RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y \