fix(terminal): Correct kubecolor version reporting

Signed-off-by: Mateusz Łoskot <mateusz@loskot.net>

Author: mloskot

install/terminal/app-kubectl.sh

@@ -55,5 +55,5 @@ sudo dpkg -i kubecolor.deb
 rm -f kubecolor.deb
 
 installed_cmd="$(command -v kubecolor)"
-installed_ver="$(kubecolor version --client)"
+installed_ver="$(kubecolor --kubecolor-version)"
 echolog "Installed ${installed_cmd} ${installed_ver}"