Reorganize XRT header files under core/include #2013

Job	Run time
authorize	10s
build (centos78, rpm)	17m 11s
windows-build	13m 59s
build (centos8, rpm)	18m 18s
apu-package-build	45m 45s
build (rhel9, rpm)	17m 2s
build (rhel8.10, rpm)	16m 51s
build (ubuntu2004, deb)	24m 26s
build (hip, deb)	19m 58s
build (npu, deb)	15m 35s
build (ubuntu2404, deb)	15m 54s
package-download	38s
extract-platforms	8s
pcie-sw-emulation-tests (centos_8.1)	7m 44s
pcie-hw-emulation-tests (centos_8.1)	17m 45s
pcie-hw-tests (xilinx_u250_gen3x16_xdma_4_1_202210_1)	47m 56s
test-summary	9s
cleanup-build	10s
	4h 39m 39s

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