Updated package manager files for release 2.0.0-beta.19

Crisp.podspec

@@ -1,13 +1,13 @@
 Pod::Spec.new do |spec|
   spec.name                = "Crisp"
-  spec.version             = "1.6.4"
+  spec.version             = "2.0.0-beta.19"
   spec.summary             = "Crisp SDK for iOS."
   spec.description         = "Crisp SDK for iOS, used for visitors to get help from operators."
   spec.homepage            = "https://crisp.chat"
   spec.author              = "Crisp IM SAS"
   spec.platform            = :ios, "13.0"
   spec.license             = { :type => "Commercial" }
-  spec.source              = { :http => "https://github.com/crisp-im/crisp-sdk-ios/releases/download/1.6.4/Crisp_1.6.4.zip" }
+  spec.source              = { :http => "https://github.com/crisp-im/crisp-sdk-ios/releases/download/2.0.0-beta.19/Crisp_2.0.0-beta.19.zip" }
   spec.vendored_frameworks = "Crisp.xcframework"
   spec.preserve_paths      = "Crisp.xcframework"
 end

Package.swift

@@ -1,16 +1,17 @@
-// swift-tools-version:5.3
+// swift-tools-version:5.7
 import PackageDescription
 
 let package = Package(
   name: "Crisp",
+  platforms: [.iOS(.v13)],
   products: [
     .library(name: "Crisp", targets: ["Crisp"])
   ],
   targets: [
     .binaryTarget(
       name: "Crisp",
-      url: "https://github.com/crisp-im/crisp-sdk-ios/releases/download/1.6.4/Crisp_1.6.4.zip",
-      checksum: "389f9afcac376de0c48f2c31964d23d24a5aa4358b2e633c6eeb1abdf2cbdd81"
+      url: "https://github.com/crisp-im/crisp-sdk-ios/releases/download/2.0.0-beta.19/Crisp_2.0.0-beta.19.zip",
+      checksum: "bf7aeab6fa56c8c11dc0be58a4d16d97fda1e51c2d3721635afb78d0277819b0"
     )
   ]
 )