Rename SwiftPM Package to LightningDevKit

To match new name change in 3978963

Author: jurvis

Package.swift

@@ -3,23 +3,23 @@ import PackageDescription
 
 let tag = "0.0.109"
 let checksum = "6793a2be7b8e5037cbb81030cce155285defd8a014c18be172cda00bc01199bb"
-let url = "https://github.com/lightningdevkit/ldk-swift/releases/download/\(tag)/LDKFramework.xcframework.zip"
+let url = "https://github.com/lightningdevkit/ldk-swift/releases/download/\(tag)/LightningDevKit.xcframework.zip"
 
 let package = Package(
-    name: "LDKFramework",
+    name: "LightningDevKit",
     platforms: [
         .iOS(.v13),
         .macOS(.v10_12)
     ],
     products: [
         .library(
-            name: "LDKFramework",
-            targets: ["LDKFramework"]
+            name: "LightningDevKit",
+            targets: ["LightningDevKit"]
         )
     ],
     targets: [
         .binaryTarget(
-            name: "LDKFramework",
+            name: "LightningDevKit",
             url: url,
             checksum: checksum
         )