That document appears to be out of date. The short answer is that your
.sbs domains aren't going away, so don't worry.
Here's the timeline for
.sbs, as best as I can piece it together:
On 7 November 2014, Special Broadcasting Service Corporation registered the
.sbs TLD with ICANN, for private use.
On 22 April 2020, Special Broadcasting Service Corporation sent ICANN an intent to terminate the
On 12 June 2020, ICANN made a preliminary determination that the
.sbs TLD would not be handed over to a new operator.
On 12 July 2020, ICANN finalized the decision and terminated the
On 06 May 2021, The ShortDot domain registry posted a press release stating that it acquired the
.sbs TLD and is launching it as a gTLD, with registrations available immediately for trademark holders.
In June 2021, the
.sbs domain went into general availability. Now, anyone can register a
So in summary, a company registered
.sbs for private use in 2014, relinquished it in 2020 ("Termination"), then another company picked it up in 2021 to offer it as a gTLD to the public.
Your domain name is a new 2021
.sbs, registered with ShortDot through your registrar. The "Termination" of
.sbs at the old registrar was back in 2020, and is old news.