Remove h8300-coff support

Remove h8300-coff support

include/
	* coff/h8300.h: Delete.
bfd/
	* Makefile.am: Remove h8300-coff support.
	* coffcode.h: Likewise.
	* config.bfd: Likewise.
	* configure.ac: Likewise.
	* reloc16.c: Likewise.
	* targets.c: Likewise.
	* coff-h8300.c: Delete.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.
binutils/
	* testsuite/binutils-all/objcopy.exp: Remove h8300-coff support.
gas/
	* config/obj-coff.h: Remove h8300-coff support.
	* config/tc-h8300.c: Likewise.
	* config/tc-h8300.h: Likewise.
	* testsuite/gas/h8300/h8300.exp: Likewise.
	* testsuite/gas/h8300/branch-coff.s: Delete.
	* testsuite/gas/h8300/branchh-coff.s: Delete.
	* testsuite/gas/h8300/branchs-coff.s: Delete.
	* testsuite/gas/h8300/ffxx1-coff.d: Delete.
	* testsuite/gas/h8300/ffxx1-coff.s: Delete.
	* testsuite/gas/h8300/h8300-coff.exp: Delete.
ld/
	* Makefile.am: Remove h8300-coff support.
	* configure.tgt: Likewise.
	* testsuite/ld-h8300/h8300.exp: Likewise.
	* emulparams/h8300.sh: Delete.
	* emulparams/h8300h.sh: Delete.
	* emulparams/h8300hn.sh: Delete.
	* emulparams/h8300s.sh: Delete.
	* emulparams/h8300sn.sh: Delete.
	* emulparams/h8300sx.sh: Delete.
	* emulparams/h8300sxn.sh: Delete.
	* scripttempl/h8300.sc: Delete.
	* scripttempl/h8300h.sc: Delete.
	* scripttempl/h8300hn.sc: Delete.
	* scripttempl/h8300s.sc: Delete.
	* scripttempl/h8300sn.sc: Delete.
	* scripttempl/h8300sx.sc: Delete.
	* scripttempl/h8300sxn.sc: Delete.
	* testsuite/ld-h8300/relax-3-coff.d: Delete.
	* testsuite/ld-h8300/relax-4-coff.d: Delete.
	* testsuite/ld-h8300/relax-5-coff.d: Delete.
	* testsuite/ld-h8300/relax-6-coff.d: Delete.
	* Makefile.in: Regenerate.
	* po/BLD-POTFILES.in: Regenerate.