Move endian_tables_init_once to ignored.tsv

Author: ashm-dev

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

@@ -419,7 +419,6 @@ Modules/_cursesmodule.c	-	curses_setupterm_called	-
 Modules/_cursesmodule.c	-	curses_start_color_called	-
 Modules/_cursesmodule.c	-	curses_screen_encoding	-
 Modules/_elementtree.c	-	expat_capi	-
-Modules/_struct.c	-	endian_tables_init_once	-
 Modules/readline.c	-	libedit_append_replace_history_offset	-
 Modules/readline.c	-	using_libedit_emulation	-
 Modules/readline.c	-	libedit_history_start	-

Tools/c-analyzer/cpython/ignored.tsv

@@ -24,6 +24,7 @@ Modules/posixmodule.c	os_dup2_impl	dup3_works	-
 
 ## guards around resource init
 Python/thread_pthread.h	PyThread__init_thread	lib_initialized	-
+Modules/_struct.c	-	endian_tables_init_once	-
 
 ##-----------------------
 ## other values (not Python-specific)