feat: Renames update-version plugin to bump-version, removes generate plugin as the bump-version can be called with the generate arguments.

Plugins/BumpVersionPlugin/BumpVersionPlugin.swift

@@ -0,0 +1,24 @@
+import Foundation
+import PackagePlugin
+
+@main
+struct BumpVersionPlugin: CommandPlugin {
+
+  func performCommand(context: PluginContext, arguments: [String]) async throws {
+    print("Starting bump-version plugin")
+    let tool = try context.tool(named: "bump-version")
+
+    print("arguments: \(arguments)")
+
+    let process = Process()
+    process.executableURL = tool.url
+    process.arguments = arguments
+    try process.run()
+    process.waitUntilExit()
+
+    guard process.terminationReason == .exit && process.terminationStatus == 0 else {
+      Diagnostics.error("Reason: \(process.terminationReason), status: \(process.terminationStatus)")
+      return
+    }
+  }
+}