Merge pull request #2762 from abertelrud/eng/63365232-update-swift-tools-version-for-new-packages

Update `swift-tools-version` in newly created packages to 5.3.

Author: abertelrud

Sources/Workspace/InitPackage.swift

@@ -14,7 +14,7 @@ import PackageModel
 /// Create an initial template package.
 public final class InitPackage {
     /// The tool version to be used for new packages.
-    public static let newPackageToolsVersion = ToolsVersion(version: "5.2.0")
+    public static let newPackageToolsVersion = ToolsVersion(version: "5.3.0")
 
     /// Options for the template package.
     public struct InitPackageOptions {