Add attestations by guggero for 27.2 non-codesigned

[guggero]

No description provided.

[github-actions]

noncodesigned.SHA256SUMS summary for release 27.2

User (see mapping below)            a b c d
aarch64-linux-gnu-debug.tar.gz      █ █ █ █
aarch64-linux-gnu.tar.gz            █ █ █ █
arm-linux-gnueabihf-debug.tar.gz    █ █ █ █
arm-linux-gnueabihf.tar.gz          █ █ █ █
arm64-apple-darwin-unsigned.tar.gz  █ █ █ █
arm64-apple-darwin-unsigned.zip     █ █ █ █
arm64-apple-darwin.tar.gz           █ █ █ █
powerpc64-linux-gnu-debug.tar.gz    █ █ █ █
powerpc64-linux-gnu.tar.gz          █ █ █ █
powerpc64le-linux-gnu-debug.tar.gz  █ █ █ █
powerpc64le-linux-gnu.tar.gz        █ █ █ █
riscv64-linux-gnu-debug.tar.gz      █ █ █ █
riscv64-linux-gnu.tar.gz            █ █ █ █
win64-debug.zip                     █ █ █ █
win64-setup-unsigned.exe            █ █ █ █
win64-unsigned.tar.gz               █ █ █ █
win64.zip                           █ █ █ █
x86_64-apple-darwin-unsigned.tar.gz █ █ █ █
x86_64-apple-darwin-unsigned.zip    █ █ █ █
x86_64-apple-darwin.tar.gz          █ █ █ █
x86_64-linux-gnu-debug.tar.gz       █ █ █ █
x86_64-linux-gnu.tar.gz             █ █ █ █
bitcoin-27.2.tar.gz                 █ █ █ █

Details

Symbols:

• all hashes match: █
• missing hash: X
• hash mismatch: one of ◆, ▞, ▄, ▀, ▌, ▐, ▚

Username mapping:

• a: Emzy
• b: guggero
• c: achow101
• d: fanquake