Remove donation banner from TBB about:tor page when campaign is finished
In #17565 (moved), we introduced a donation banner to TBB's about:tor page. When the fundraising campaign is done, we should remove the banner from torbutton.git.
In #17565 (moved), we introduced a donation banner to TBB's about:tor page. When the fundraising campaign is done, we should remove the banner from torbutton.git.