cloud-init service file is missing sshd required services
Orabug: 32183938 

This patch is the supplement of patch orabug32183938-009, where changes
to cloud-init.service also need to be added to files in rhel/systemd.

Signed-off-by: Isaac Chen <isaac.chen@oracle.com>

diff -up cloud-init-19.4/systemd/cloud-init.service.tmpl.orig cloud-init-19.4/systemd/cloud-init.service.tmpl
--- cloud-init-19.4/systemd/cloud-init.service.tmpl.orig	2020-12-11 19:59:37.331277979 -0800
+++ cloud-init-19.4/systemd/cloud-init.service.tmpl	2020-12-11 20:00:38.867459043 -0800
@@ -5,7 +5,9 @@
 DefaultDependencies=no
 {% endif %}
 Wants=cloud-init-local.service
-Wants=sshd-keygen.service
+Wants=sshd-keygen@rsa.service 
+Wants=sshd-keygen@ecdsa.service 
+Wants=sshd-keygen@ed25519.service
 Wants=sshd.service
 After=cloud-init-local.service
 After=systemd-networkd-wait-online.service