Add PackageCollections dependency

Author: finestructure

Package.resolved

@@ -29,9 +29,10 @@ let package = Package(
     dependencies: [
         .package(url: "https://github.com/JohnSundell/Ink.git", from: "0.5.1"),
         .package(url: "https://github.com/swift-server/swift-prometheus.git", from: "1.0.0"),
-        .package(url: "https://github.com/SwiftPackageIndex/Plot.git", branch: "main"),
         .package(url: "https://github.com/SwiftPackageIndex/CanonicalPackageURL.git", from: "1.0.0"),
         .package(url: "https://github.com/SwiftPackageIndex/DependencyResolution.git", from: "1.1.2"),
+        .package(url: "https://github.com/SwiftPackageIndex/PackageCollections.git", branch: "main"),
+        .package(url: "https://github.com/SwiftPackageIndex/Plot.git", branch: "main"),
         .package(url: "https://github.com/SwiftPackageIndex/SPIManifest.git", from: "1.2.0"),
         .package(url: "https://github.com/SwiftPackageIndex/SemanticVersion.git", from: "0.3.0"),
         .package(url: "https://github.com/SwiftPackageIndex/ShellOut.git", from: "3.1.4"),
@@ -67,6 +68,7 @@ let package = Package(
                     .product(name: "DependencyResolution", package: "DependencyResolution"),
                     .product(name: "Fluent", package: "fluent"),
                     .product(name: "FluentPostgresDriver", package: "fluent-postgres-driver"),
+                    .product(name: "PackageCollections", package: "PackageCollections"),
                     .product(name: "Parsing", package: "swift-parsing"),
                     .product(name: "Redis", package: "redis"),
                     .product(name: "ShellOut", package: "ShellOut"),