script/setup/install-runc: Add trap statement to clean up tmp files

This PR adds the trap statement in the install runc script to clean
up the temporary files and ensure we are not leaving them.

Signed-off-by: Gabriela Cervantes <gabriela.cervantes.tellez@intel.com>

script/setup/install-runc

@@ -34,13 +34,13 @@ function install_runc() {
 	: "${RUNC_REPO:=https://github.com/opencontainers/runc.git}"
 
 	TMPROOT=$(mktemp -d)
+	trap "rm -fR ${TMPROOT}" EXIT
 	git clone "${RUNC_REPO}" "${TMPROOT}"/runc
 	pushd "${TMPROOT}"/runc
 	git checkout "${RUNC_VERSION}"
 	env -u VERSION make BUILDTAGS='seccomp' runc
 	$SUDO make install
 	popd
-	rm -fR "${TMPROOT}"
 }
 
 function install_crun() {