Move dup3_works to the ignored list.

Author: ericsnowcurrently

Tools/c-analyzer/cpython/globals-to-fix.tsv

@@ -390,7 +390,6 @@ Modules/faulthandler.c	-	old_stack	-
 ##-----------------------
 ## initialized once
 
-Modules/posixmodule.c	os_dup2_impl	dup3_works	-
 Modules/posixmodule.c	-	structseq_new	-
 Modules/posixmodule.c	-	ticks_per_second	-
 Modules/timemodule.c	_PyTime_GetClockWithInfo	initialized	-

Tools/c-analyzer/cpython/ignored.tsv

@@ -11,14 +11,18 @@ filename	funcname	name	reason
 # These are effectively const.
 
 ##-----------------------
-## process-global resources - set during first init
+## process-global resources
 
 ## indicators for resource availability/capability
+# (set during first init)
 Python/bootstrap_hash.c	py_getrandom	getrandom_works	-
 Python/fileutils.c	-	_Py_open_cloexec_works	-
 Python/fileutils.c	set_inheritable	ioctl_works	-
+# (set lazily, *after* first init)
+# XXX Is this thread-safe?
+Modules/posixmodule.c	os_dup2_impl	dup3_works	-
 
-## resource init
+## resource init - set during first init
 Python/thread.c	-	initialized	-
 Python/thread_pthread.h	-	condattr_monotonic	-
 # safe static buffer used during one-time initialization