Add explicit name to installation instructions 📖

Author: slashmo

README.md

@@ -14,7 +14,11 @@ You can install the `BaggageContext` library through the Swift Package Manager.
 
 ```swift
 dependencies: [
-  .package(url: "https://github.com/slashmo/swift-baggage-context.git", from: "0.1.0")
+  .package(
+    name: "swift-baggage-context", 
+    url: "https://github.com/slashmo/swift-baggage-context.git", 
+    from: "0.1.0"
+  )
 ]
 ```