Fix install/remove success message (installd -> installed)

cmd/gpu-turnstile/main.go

@@ -231,9 +231,9 @@ func newLogger(cfg config.Config) (*slog.Logger, io.Writer, io.Closer) {
 // waits for a keypress so its console window does not flash closed before
 // the output can be read.
 func serviceCommand(configPath string, install, noCopy, elevatedChild bool) int {
-	verb := "remove"
+	verb, done := "remove", "removed"
 	if install {
-		verb = "install"
+		verb, done = "install", "installed"
 	}
 	if !service.Elevated() {
 		args := append(append([]string{}, os.Args[1:]...), "--elevated-child")
@@ -250,7 +250,7 @@ func serviceCommand(configPath string, install, noCopy, elevatedChild bool) int
 			fmt.Fprintf(os.Stderr, "gpu-turnstile service %s failed in the elevated process (exit %d)\n", verb, code)
 			return code
 		}
-		fmt.Printf("service %s: %sd (elevated)\n", service.Name, verb)
+		fmt.Printf("service %s: %s (elevated)\n", service.Name, done)
 		return 0
 	}
 	var err error
@@ -273,7 +273,7 @@ func serviceCommand(configPath string, install, noCopy, elevatedChild bool) int
 		fmt.Fprintf(os.Stderr, "gpu-turnstile service %s: %v\n", verb, err)
 		return 1
 	}
-	fmt.Printf("service %s: %sd\n", service.Name, verb)
+	fmt.Printf("service %s: %s\n", service.Name, done)
 	return 0
 }