move include files to agg subdir #146

Job	Run time
ios	45s
android	4m 10s
linux - archlinux - amd64	51s
linux - debian:bookworm	1m 53s
linux - archlinux - arm64	2m 18s
macosx	58s
linux - arm32v7/debian:bookworm	14m 32s
msvs	2m 12s
linux - arm64v8/debian:bookworm	3m 0s
linux - ubuntu:noble	1m 25s
linux - igagis/raspbian:bookworm	10m 50s
msys2 - mingw32	1m 59s
msys2 - mingw64	2m 41s
conan - linux \|	1m 52s
conan - linux \| arm32	10m 46s
conan - linux \| arm64	2m 58s
conan - macos-12	16m 28s
vcpkg - linux \|	1m 39s
	1h 21m 17s

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