I think that’s debatable. I don’t get the impression that Gessen would have won the award if she had written her Gaza article before her winning it was decided by the jury. The fact that the original ceremony was cancelled from political pressure speaks to that fact. Credit to the Berlin crew to throw host another ceremony event albeit a small one.

Masha Gessen in Berlin: Der Versuch, mich mundtot zu machen, ist misslungen https://web.archive.org/web/20231218235218/https://www.berliner-zeitung.de/kultur-vergnuegen/debatte/masha-gessen-in-berlin-der-versuch-mich-mundtot-zu-machen-ist-misslungen-li.2169713 Masha themselve said at the event that

Dieses öffentliche Gespräch sei nicht auf Einladung der Böll-Stiftung zustande gekommen

transl.: This public forum today is not on invitation of the Böll-Foundation.

So I don’t think it’s at all obvious that Hannah Arendt would today qualify for the ‘Hannah Arendt prize’ in Germany, given her body of work that is critical of the creation of the State of Israel.