Bump version to 1.2.0

Author: hyochan

README.md

@@ -67,7 +67,7 @@ Add OpenIAP to your `Package.swift`:
 
 ```swift
 dependencies: [
-    .package(url: "https://github.com/hyodotdev/openiap-apple.git", from: "1.1.12")
+    .package(url: "https://github.com/hyodotdev/openiap-apple.git", from: "1.2.0")
 ]
 ```
 
@@ -82,7 +82,7 @@ Or through Xcode:
 Add to your `Podfile`:
 
 ```ruby
-pod 'openiap', '~> 1.1.12'
+pod 'openiap', '~> 1.2.0'
 ```
 
 Then run:

VERSION

@@ -1 +1 @@
-1.1.12
+1.2.0

openiap.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'openiap'
-  s.version          = '1.1.12'
+  s.version          = '1.2.0'
   s.summary          = 'OpenIAP - Modern Swift library for in-app purchases'
   s.description      = <<-DESC
     OpenIAP is a modern Swift library for handling in-app purchases using StoreKit 2.