vold: cleanups for O_CLOEXEC tidy checks.

Bug: 129350825
Test: compiles and boots
Change-Id: I83a484ca15df1b757b670008f15af5504bc94df1
diff --git a/AppFuseUtil.cpp b/AppFuseUtil.cpp
index ba82ba5..c491ecd 100644
--- a/AppFuseUtil.cpp
+++ b/AppFuseUtil.cpp
@@ -123,7 +123,8 @@
     }
 
     // Open device FD.
-    device_fd->reset(open("/dev/fuse", O_RDWR));  // not O_CLOEXEC
+    // NOLINTNEXTLINE(android-cloexec-open): Deliberately not O_CLOEXEC
+    device_fd->reset(open("/dev/fuse", O_RDWR));
     if (device_fd->get() == -1) {
         PLOG(ERROR) << "Failed to open /dev/fuse";
         return -1;