feat: add Flathub verification token (#2427)

LyzardKing · web-flow · commit 73be410c48f0 · 2024-06-14T21:32:58.000+02:00
As mentioned in JabRef/jabref#11372 This PR adds the URL with the token used for the "official" verification of the Jabref flatpak
diff --git a/public/.well-known/org.flathub.VerifiedApps.txt b/public/.well-known/org.flathub.VerifiedApps.txt
@@ -0,0 +1 @@
+e0045a0a-597d-4f04-b52b-35f9167e4403
