[binutils-gdb] Remove regcache_raw_supply

[sergiodj+buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT 73e1c03f93f0294b464dc2b67de1f9aaae84838d ***

Author: Simon Marchi <simon.marchi@ericsson.com>
Branch: master
Commit: 73e1c03f93f0294b464dc2b67de1f9aaae84838d

Remove regcache_raw_supply

Remove regcache_raw_supply, update callers to use
detached_regcache::raw_supply.

gdb/ChangeLog:

	* regcache.h (regcache_raw_supply): Remove, update callers to
	use detached_regcache::raw_supply.
	* regcache.c (regcache_raw_supply): Remove.