[MOD] Updated podspec

SendBirdDesk.podspec

@@ -1,16 +1,25 @@
 Pod::Spec.new do |s|
   s.name         = "SendBirdDesk"
-  s.version      = "1.1.4"
+  s.version      = "1.1.5"
   s.summary      = "SendBird Desk iOS Framework"
   s.homepage     = "https://sendbird.com"
   s.license      = "Commercial"
-  s.author       = { "Jed Gyeong" => "[email protected]", "Tez Park" => "[email protected]", "Minhyuk Kim" => "[email protected]", "Jaesung Lee" => "[email protected]" }
+  s.author       = { 
+    "Jed Gyeong" => "[email protected]", 
+    "Tez Park" => "[email protected]", 
+    "Minhyuk Kim" => "[email protected]", 
+    'Sendbird' => '[email protected]',
+    'Celine Moon' => '[email protected]',
+    "Damon Park" => "[email protected]",
+    "Young Hwang" => "[email protected]",
+    "Kai Lee" => "[email protected]"
+  }
   s.source       = { :git => "https://github.com/sendbird/SendBird-Desk-iOS-Framework.git", :tag => "v#{s.version}" }
   s.requires_arc = true
-  s.platform = :ios, "11.0"
+  s.platform = :ios, "12.0"
   s.documentation_url = 'https://docs.sendbird.com/'
   s.ios.vendored_frameworks = 'SendBirdDesk.xcframework'
   s.ios.frameworks = ["UIKit", "AVFoundation", "AVKit", "UserNotifications"]
 
-  s.dependency 'SendbirdChatSDK', ">= 4.6.7"
+  s.dependency 'SendbirdChatSDK', ">= 4.18.0"
 end