Update Package.swift

Package.swift

@@ -5,7 +5,7 @@ import PackageDescription
 
 let package = Package(
     name: "Transmission",
-    platforms: [.macOS(.v11), .iOS(.v14)],
+    platforms: [.macOS(.v10_15), .iOS(.v14)],
     products: [
         // Products define the executables and libraries produced by a package, and make them visible to other packages.
         .library(
@@ -16,9 +16,9 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         // .package(url: /* package url */, from: "1.0.0"),
         .package(url: "https://github.com/apple/swift-log.git", from: "1.0.0"),
-        .package(url: "https://github.com/OperatorFoundation/Chord", from: "0.0.12"),
-        .package(url: "https://github.com/OperatorFoundation/Datable", from: "3.0.6"),
-        .package(url: "https://github.com/OperatorFoundation/Transport", from: "2.3.6"),
+        .package(url: "https://github.com/OperatorFoundation/Chord", from: "0.0.13"),
+        .package(url: "https://github.com/OperatorFoundation/Datable", from: "3.1.1"),
+        .package(url: "https://github.com/OperatorFoundation/Transport", from: "2.3.8"),
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.