Return provider guidance string dynamically

Drop annoying switch/case.

Passepartout-iOS/Global/Theme.swift

@@ -185,8 +185,9 @@ extension MFMailComposeViewController {
     }
 }
 
-// FIXME: load from index JSON
 extension Infrastructure.Metadata {
+
+    // FIXME: load from index JSON
     var logo: UIImage? {
         let bundle = Bundle(for: AppDelegate.self)
         guard let image = AssetImageTypeAlias(named: name, in: bundle, compatibleWith: nil) else {
@@ -194,6 +195,15 @@ extension Infrastructure.Metadata {
         }
         return image
     }
+    
+    var guidanceString: String? {
+        let key = "account.sections.guidance.footer.infrastructure.\(name)"
+        let format = NSLocalizedString(key, tableName: "Core", bundle: Bundle(for: AppDelegate.self), comment: "")
+        guard !format.isEmpty else {
+            return nil
+        }
+        return String(format: format, locale: .current, description)
+    }
 }
 
 extension PoolGroup {

Passepartout-iOS/Scenes/AccountViewController.swift

@@ -61,33 +61,7 @@ class AccountViewController: UIViewController, StrongTableHost {
         guard let name = infrastructureName, let metadata = InfrastructureFactory.shared.metadata(forName: name) else {
             return nil
         }
-        // XXX: should make this dynamic
-        let V = L10n.Core.Account.Sections.Guidance.Footer.Infrastructure.self
-        switch metadata.name {
-        case .mullvad:
-            return V.mullvad(metadata.description)
-            
-        case .nordvpn:
-            return V.nordvpn(metadata.description)
-            
-        case .pia:
-            return V.pia(metadata.description)
-            
-        case .protonvpn:
-            return V.protonvpn(metadata.description)
-
-        case .tunnelbear:
-            return V.tunnelbear(metadata.description)
-            
-        case .vyprvpn:
-            return V.vyprvpn(metadata.description)
-            
-        case .windscribe:
-            return V.windscribe(metadata.description)
-            
-        default:
-            return nil
-        }
+        return metadata.guidanceString
     }
     
     private var guidanceURL: String? {

Submodules/Core

@@ -1 +1 @@
-Subproject commit f3cf90e8276d51860c33b2faef49718ef1e5b269
+Subproject commit 479132676b5de9c746f369338d53f32e769cf794