Add manual installation instructions for Massa

Wallet module in module store

docs/massaStation/faq.mdx

@@ -60,6 +60,10 @@ The module store is hosted on GitHub. If you are in a country that blocks GitHub
 
 We are working on a solution to this problem, but in the meantime, you can install modules manually using the right panel of the module store.
 
+For example with the Massa Wallet module:
+1. Go to the [latest Massa Wallet release page](https://github.com/massalabs/station-massa-wallet/releases/latest).
+2. Copy the URL of the `.zip` file corresponding to your operating system.
+3. Paste the URL in the right panel of the module store and click on "Install".
 
 ### Why can't I access Massa Station from my browser ?
 
@@ -76,9 +80,13 @@ This is a known issue that happens when a module is stored on GitHub. We are inv
 
 In the meantime, you can install the module manually by following the instructions on the right panel of the module store.
 
+For example with the Massa Wallet module:
+1. Go to the [latest Massa Wallet release page](https://github.com/massalabs/station-massa-wallet/releases/latest).
+2. Copy the URL of the `.zip` file corresponding to your operating system.
+3. Paste the URL in the right panel of the module store and click on "Install".
 
 ### Why isn't Massa Station working on Safari ?
 
 Massa Station is only available in HTTP on Safari. Supporting HTTPS on Safari is on our roadmap but we don't have an ETA yet.
 
-To use Massa Station in HTTP on Safari, simply modify the URL to http://station.massa/ (or click on the link).
+To use Massa Station in HTTP on Safari, simply modify the URL to http://station.massa/ (or click on the link).