More ipa-modref-tree.h cleanups

More ipa-modref-tree.h cleanups

Move access dumping to member function and cleanup formating.

gcc/ChangeLog:

2021-11-13  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-modref-tree.c (modref_access_node::range_info_useful_p):
	Offline from ipa-modref-tree.h.
	(modref_access_node::dump): Move from ipa-modref.c; make member
	function.
	* ipa-modref-tree.h (modref_access_node::range_info_useful_p.
	modref_access_node::dump): Declare.
	* ipa-modref.c (dump_access): Remove.
	(dump_records): Update.
	(dump_lto_records): Update.
	(record_access): Update.
	(record_access_lto): Update.