Nobody stepped up to maintain a key package, and its security baggage eventually led to this.

libgdata, the library that coordinates communication between GNOME apps and Google’s APIs, has gone without a maintainer for nearly four years. […] It was the only remaining reason libsoup2 was still present in the GNOME stack, at a time when libsoup2 was already being phased out ahead of the GNOME 44 release. Currently, Debian’s security tracker lists many open CVEs against it, covering everything from HTTP request smuggling to authentication flaws.