docs(sage-monorepo): update developer docs on how to connect to the E…

…C2 instance from VS Code (#2677)

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docs/developers-guide/developing-on-a-remote-host.md

@@ -117,7 +117,7 @@ $ speedtest
 ## Preparing the remote host - AWS EC2
 
 This section describes how to instantiate an AWS EC2 as the remote host. Steps outlined below will
-assume you have access to the Sage AWS Service Catalog.
+assume you have access to the [Sage AWS Service Catalog](https://help.sc.sageit.org/sc/Service-Catalog-Provisioning.938836322.html).
 
 ### Creating the EC2 instance
 
@@ -198,7 +198,7 @@ key.
 
 ### Configuring SSH on the local machine
 
-This section describes how to create a profile for the EC2 instance in your local `~./ssh/config`
+This section describes how to create a profile for the EC2 instance in your local `~/.ssh/config`
 file.
 
 !!! note
@@ -230,11 +230,12 @@ Then, on your local machine:
 
 ### Connecting to the EC2 instance with VS Code
 
-1. Open VS Code.
-2. Install the VS Code extension pack "Remote Development".
-3. Open the command palette with `Ctrl+Shit+P`.
-4. `Remote-SSH: Connect to Host...` > Select the host.
-5. Answer the prompts
+1. Connect to the [Sage VPN](https://sagebionetworks.jira.com/wiki/spaces/IT/pages/1705246745/AWS+Client+VPN+User+Guide).
+2. Open VS Code.
+3. Install the VS Code extension pack "Remote Development".
+4. Open the command palette with `Ctrl+Shit+P`.
+5. `Remote-SSH: Connect to Host...` > Select the host.
+6. Answer the prompts
 
 You are now connected to the EC2 instance! 🚀