ghostscript: renamed x86_64 to x86-64 for patch to work

Signed-off-by: Saul Wold <sgw@linux.intel.com>

diff --git a/meta/recipes-extended/ghostscript/ghostscript/x86_64/objarch.h b/meta/recipes-extended/ghostscript/ghostscript/x86-64/objarch.h
similarity index 100%
rename from meta/recipes-extended/ghostscript/ghostscript/x86_64/objarch.h
rename to meta/recipes-extended/ghostscript/ghostscript/x86-64/objarch.h

diff --git a/meta/recipes-extended/ghostscript/ghostscript/x86_64/soobjarch.h b/meta/recipes-extended/ghostscript/ghostscript/x86-64/soobjarch.h
similarity index 100%
rename from meta/recipes-extended/ghostscript/ghostscript/x86_64/soobjarch.h
rename to meta/recipes-extended/ghostscript/ghostscript/x86-64/soobjarch.h