When app from marketplace is already installed then install button should be disabled

Description:

When an app is already installed, it is common practice to disable the "Install" button or provide some visual indication that the app is already installed. This is done to prevent users from accidentally attempting to install the app again when it is unnecessary.

Steps to reproduce:

1. check installation status of app
2. If the app is already installed, disable the "Install" button or change its appearance to provide a visual indication that the app is present.

Expected behavior:

install button should be disabled if app is installed

Actual behavior:

it is showing install button when app allready installed

Server Setup Information:

• Version of Rocket.Chat Server:
• Operating System:
• Deployment Method:
• Number of Running Instances:
• DB Replicaset Oplog:
• NodeJS Version:
• MongoDB Version:

Client Setup Information

• Desktop App or Browser Version:
• Operating System:

Additional context

Relevant logs:

Start by locating the marketplace app installation UI and the code that determines whether an app is already installed. Reproduce the issue with an installed app, then verify that the Install button is disabled or visibly indicates the installed state.