[ISSUE] updated with package version and readme dependency.

Author: SahilSainiYML

Package.swift

@@ -16,7 +16,7 @@ let package = Package(
     dependencies: [
         .package(
             url: "https://github.com/yml-org/yanalytics-ios.git",
-            from: "1.1.0"
+            from: "1.2.0"
         ),
         .package(
           url: "https://github.com/firebase/firebase-ios-sdk.git",

README.md

@@ -66,6 +66,12 @@ final class AppCoordinator {
 }
 ```
 
+Dependencies
+----------
+
+Y—AnalyticsFirebase depends upon our [Y—Analytics](https://github.com/yml-org/yanalytics-ios) framework (which is also open source and Apache 2.0 licensed).
+
+
 Installation
 ----------