Fix installing Amazon EC2 plugin (#4190)

* Hide plugin installation for Satellite (enabled by default)
* Use verification instead of optional step; split verification steps
* Use proper UI label in verification

Author: Lennonka

guides/common/assembly_provisioning-cloud-instances-ec2.adoc

@@ -8,7 +8,9 @@ include::modules/con_provisioning-cloud-instances-in-amazon-ec2.adoc[]
 // FIXME: use attribute to specify compute resource and reuse procedure?
 include::modules/con_prerequisites-for-amazon-ec2-provisioning.adoc[leveloffset=+1]
 
+ifndef::satellite[]
 include::modules/proc_installing-amazon-ec2-plugin.adoc[leveloffset=+1]
+endif::[]
 
 include::modules/proc_adding-an-amazon-ec2-connection-to-server.adoc[leveloffset=+1]
 

guides/common/modules/proc_installing-amazon-ec2-plugin.adoc

@@ -5,10 +5,13 @@ Install the Amazon EC2 plugin to attach an EC2 compute resource provider to {Pro
 This allows you to manage and deploy hosts to EC2.
 
 .Procedure
-. Install the EC2 compute resource provider on your {ProjectServer}:
+* Install the EC2 compute resource provider on your {ProjectServer}:
 +
 [options="nowrap", subs="+quotes,verbatim,attributes"]
 ----
 # {foreman-installer} --enable-foreman-compute-ec2
 ----
-. Optional: In the {ProjectWebUI}, navigate to *Administer* > *About* and select the *compute resources* tab to verify the installation of the Amazon EC2 plugin.
+
+.Verification
+. In the {ProjectWebUI}, navigate to *Administer* > *About*.
+. On the *Available Providers* tab, verify the installation of the Amazon EC2 plugin.