ci: Forcing tar file to be owned by root:root at creation #560

Job	Run time
Windows MSVC x64	1m 35s
Windows MSVC x86	1m 22s
Windows MSVC ARM64	1m 31s
Windows GCC	2m 26s
Windows Clang	27s
Ubuntu GCC	32s
Ubuntu Clang	31s
MUSL Cross Compile x86_64	56s
MUSL Cross Compile i686	56s
MUSL Cross Compile aarch64	1m 4s
MUSL Cross Compile armv7l	52s
MUSL Cross Compile armv6	57s
MUSL Cross Compile armv5l	51s
MUSL Cross Compile powerpc64	52s
MUSL Cross Compile powerpc64le	54s
combine_hashes	0s
provenance	0s
	15m 46s

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