packages: restart long-running systemd services

This adds the 'Restart' and 'RestartSec' directives to the following
services since they must be running even if they exit or are killed by
the OS:

- acpid
- vmtoolsd
- apiserver

Signed-off-by: Arnaldo Garcia Rincon <agarrcia@amazon.com>

packages/acpid/acpid.service

@@ -4,6 +4,8 @@ Description=ACPI event daemon
 [Service]
 Type=forking
 ExecStart=/usr/sbin/acpid -c /usr/lib/acpid/events
+Restart=always
+RestartSec=5
 
 [Install]
 WantedBy=preconfigured.target

packages/open-vm-tools/vmtoolsd.service

@@ -5,6 +5,8 @@ ConditionVirtualization=vmware
 
 [Service]
 ExecStart=/usr/bin/vmtoolsd
+Restart=always
+RestartSec=5
 
 [Install]
 WantedBy=multi-user.target

packages/os/apiserver.service

@@ -6,6 +6,8 @@ Requires=storewolf.service migrator.service
 [Service]
 Type=notify
 ExecStart=/usr/bin/apiserver --datastore-path /var/lib/bottlerocket/datastore/current --socket-gid 274
+Restart=always
+RestartSec=5
 StandardError=journal+console
 
 [Install]