[neon/qt6/qt6-scxml/Neon/release] debian/upstream: Revert "fake signing-key.asc"

[Carlos De Maine]

Git commit 27a1f3e6bd24ba93fd6e82f50bc43272ca44b328 by Carlos De Maine.
Committed on 09/01/2025 at 12:33.
Pushed by carlosdem into branch 'Neon/release'.

Revert "fake signing-key.asc"

This reverts commit 048c415fe3f133641468dbf64cbc6e18a08bf58c

D  +0    -0    debian/upstream/signing-key.asc

https://invent.kde.org/neon/qt6/qt6-scxml/-/commit/27a1f3e6bd24ba93fd6e82f50bc43272ca44b328

diff --git a/debian/upstream/signing-key.asc b/debian/upstream/signing-key.asc
deleted file mode 100644
index e69de29..0000000