gmp: Add gmp.h to SSTATE_SCAN_FILES

This fixes problems where hardcoded paths in the file were incorrect
during sstate reusage of the task output.

(From OE-Core rev: ec5319fc48f9fa10d23dc98e40e7bad2a56777fc)

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

meta/recipes-support/gmp/gmp.inc

@@ -19,3 +19,5 @@ EXTRA_OECONF += " --enable-cxx=detect"
 
 PACKAGES =+ "libgmpxx"
 FILES_libgmpxx = "${libdir}/libgmpxx${SOLIBS}"
+
+SSTATE_SCAN_FILES += "gmp.h"

meta/recipes-support/gmp/gmp_4.2.1.bb

@@ -6,7 +6,7 @@ LICENSE = "LGPLv2.1+"
 LIC_FILES_CHKSUM = "file://COPYING;md5=892f569a555ba9c07a568a7c0c4fa63a \
                     file://COPYING.LIB;md5=fbc093901857fcd118f065f900982c24 \
                     file://gmp-h.in;startline=6;endline=21;md5=5e25ffd16996faba8c1cd27b04b16099"
-PR = "r0"
+PR = "r1"
 
 SRC_URI = "${GNU_MIRROR}/gmp/${BP}.tar.bz2 \
            file://disable-stdc.patch"

meta/recipes-support/gmp/gmp_5.0.2.bb

@@ -2,7 +2,7 @@ require gmp.inc
 LICENSE="LGPLv3&GPLv3"
 LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504 \
 		    file://version.c;endline=18;md5=d8c56b52b9092346b9f93b4da65ef790"
-PR = "r3"
+PR = "r4"
 
 SRC_URI_append += "file://sh4-asmfix.patch \
                    file://gmp_bugfix.patch \