Rename fletch -> dartino

src/pkg/power_management/power_management_extension_macos.cc

Index: src/pkg/power_management/power_management_extension_macos.cc
diff --git a/src/pkg/power_management/power_management_extension_macos.cc b/src/pkg/power_management/power_management_extension_macos.cc
index aec6a648e58d429037035227f99c740e649af633..b7bd9f4b0a7a738115cdeea1d3b63a67a8a009f6 100644
--- a/src/pkg/power_management/power_management_extension_macos.cc
+++ b/src/pkg/power_management/power_management_extension_macos.cc
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
-#if defined(FLETCH_TARGET_OS_MACOS)
+#if defined(DARTINO_TARGET_OS_MACOS)
 
 #include <IOKit/pwr_mgt/IOPMLib.h>
 
@@ -30,4 +30,4 @@ void HandleEnableSleep(int64_t disable_id) {
   IOPMAssertionRelease(disable_id);
 }
 
-#endif  // FLETCH_TARGET_OS_MACOS
+#endif  // DARTINO_TARGET_OS_MACOS