Update installation.md (#134)

* Update installation.md

* Update installation.md

Author: 0xLeif

documentation/installation.md

@@ -12,7 +12,7 @@ Add **AppState** to the `dependencies` section of your `Package.swift` file:
 
 ```swift
 dependencies: [
-    .package(url: "https://github.com/0xLeif/AppState.git", from: "2.1.3")
+    .package(url: "https://github.com/0xLeif/AppState.git", from: "2.2.0")
 ]
 ```
 
@@ -65,7 +65,7 @@ Then click "Next."
 
 ### Step 4: Specify the Version
 
-Choose the version you wish to use. It's recommended to select the "Up to Next Major Version" option and specify `2.1.3` as the lower bound. Then click "Next."
+Choose the version you wish to use. It's recommended to select the "Up to Next Major Version" option and specify `2.0.0` as the lower bound. Then click "Next."
 
 ### Step 5: Add the Package