Update openid-4-verifiable-presentations-1_0.md

Co-authored-by: Giuseppe De Marco <[email protected]>

openid-4-verifiable-presentations-1_0.md

@@ -219,7 +219,7 @@ Figure: Cross Device Flow
 
 ## Same-Device Flow with Wallet Capabilities Discovery {#same_device_with_discovery}
 
-Below is a diagram that shows the flow as described in (#same_device), but with an additional pre-step used that allows the Verifier to discover the Wallet's capabilities and tailor the actual request.
+Below is a diagram that shows the flow as described in (#same_device), with an additional preliminary step that allows the Verifier to discover the Wallet's capabilities before tailoring the actual request.
 
 Essentially, the Verifier starts the flow by discovering the Wallet's capabilities through an additional message exchange. This is especially useful if the Verifier starts the process using a URL serving as an alias for a group of wallets (e.g., a custom scheme) but would like to tailor the presentation request to the particular wallet.