add python3-dev as a dependency on Ubuntu
pip install cryptography fails without python3-dev installed.
@@ -61,7 +61,7 @@ declare -ra KCOV_APT_GET_DEPS=(\
)
declare -ra PYTHON_SSH_YUM_DEPS=(python3-devel)
-declare -ra PYTHON_SSH_APT_DEPS=(libssl-dev)
+declare -ra PYTHON_SSH_APT_DEPS=(libssl-dev python3-dev)
declare -ra GCC_STATIC_YUM_DEPS=(glibc-static)
# Some tests will build static binaries for use in systems without user space.
