Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/acpi/platform/acenvex.h b/include/acpi/platform/acenvex.h
index 47d690e..2e36c83 100644
--- a/include/acpi/platform/acenvex.h
+++ b/include/acpi/platform/acenvex.h
@@ -3,7 +3,7 @@
  *
  * Name: acenvex.h - Extra host and compiler configuration
  *
- * Copyright (C) 2000 - 2018, Intel Corp.
+ * Copyright (C) 2000 - 2019, Intel Corp.
  *
  *****************************************************************************/