Increment the current version from 5.3 to 5.4. ToolsSupportCore used to be part of SwiftPM, and for historical reasons the SwiftPM version is still provided by ToolsSupportCore (this should also be fixed, separately).

Author: abertelrud

Sources/TSCUtility/Versioning.swift

@@ -74,7 +74,7 @@ public struct Versioning {
 
     /// The current version of the package manager.
     public static let currentVersion = SwiftVersion(
-        version: (5, 3, 0),
+        version: (5, 4, 0),
         isDevelopment: true,
         buildIdentifier: getBuildIdentifier())