libpcre: Cleanup FILESPATH

Setting of the FILESPATH is not needed anymore, so clean it up.
Move files to libprce patch directory

(From OE-Core rev: 32b2e20e7f6484830bac0510414b1950abbc1a96)

Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-support/libpcre/libpcre_8.33.bb

@@ -16,8 +16,6 @@ SRC_URI[sha256sum] = "c603957a4966811c04af5f6048c71cfb4966ec93312d7b3118116ed9f3
 
 S = "${WORKDIR}/pcre-${PV}"
 
-FILESPATH .= ":${@base_set_filespath([bb.utils.which(BBPATH, 'recipes-support/libpcre/files', direction=True)], d)}"
-
 PROVIDES += "pcre"
 DEPENDS += "bzip2 zlib"