tweak podspec

JDStatusBarNotification.podspec

@@ -4,14 +4,14 @@ Pod::Spec.new do |s|
   s.name           = 'JDStatusBarNotification'
   s.version        = '2.2.0'
   s.platform       = :ios, '13.0'
-  s.swift_versions = ['5.1']
+  s.swift_versions = ['5.7']
   s.license        = { :type => 'MIT' }
   s.author         = { 'Markus Emrich' => '[email protected]' }  
   s.source         = { :git => 'https://github.com/calimarkus/JDStatusBarNotification.git', :tag => "#{s.version}" }
 
   # description
   s.summary      = 'Highly customizable & feature rich notifications. Interactive dismiss. Custom Views. SwiftUI. Tap-to-hold. Progress.'
-  s.description  = 'Highly customizable & feature rich notifications displayed below the status bar. Customizable colors, fonts & animations. Supports notch and no-notch devices, landscape & portrait layouts and Drag-to-Dismiss. Can display a subtitle, an activity indicator, a progress bar & custom views or SwiftUI out of the box. iOS 13+.'
+  s.description  = 'Highly customizable & feature rich notifications displayed below the status bar. Customizable colors, fonts & animations. Supports notch and no-notch devices, landscape & portrait layouts and Drag-to-Dismiss. Can display a subtitle, an activity indicator, a progress bar & custom views or SwiftUI views out of the box.'
 
   # links
   s.homepage          = 'https://github.com/calimarkus/JDStatusBarNotification'