This update for go-sendxmpp fixes the following issues:

Changes in go-sendxmpp:

- Update to 0.15.1:
  Added
  * Add XEP-0359 Origin-ID to messages (requires go-xmpp >= v0.2.18).
  Changed
  * HTTP upload: Ignore timeouts on disco IQs as some components do
    not reply.
- Upgrades the embedded golang.org/x/net to 0.46.0
  * Fixes: bsc#1251461, CVE-2025-47911: various algorithms with
    quadratic complexity when parsing HTML documents
  * Fixes: bsc#1251677, CVE-2025-58190: excessive memory consumption
    by 'html.ParseFragment' when processing specially crafted input

- Update to 0.15.0:
  Added:
  * Add flag --verbose to show debug information.
  * Add flag --recipients to specify recipients by file.
  * Add flag --retry-connect to try after a waiting time if the connection fails.
  * Add flag --retry-connect-max to specify the amount of retry attempts.
  * Add flag --legacy-pgp for using XEP-0027 PGP encryption with Ox keys.
  * Add support for punycode domains.
  Changed:
  * Update gopenpgp library to v3.
  * Improve error detection for MUC joins.
  * Don't try to connect to other SRV record targets if error contains 'auth-failure'.
  * Remove support for old SSDP version (via go-xmpp v0.2.15).
  * Http-upload: Stop checking other disco items after finding upload component.
  * Increase default TLS version to 1.3.
- bsc#1241814 (CVE-2025-22872): This update includes golang.org/x/net/html 0.43.0

- Update to 0.14.1:
  * Use prettier date format for error messages.
  * Update XEP-0474 to version 0.4.0 (requires go-xmpp >= 0.2.10).

- Update to 0.14.0:
  Added:
  * Add --fast-invalidate to allow invalidating the FAST token.
  Changed:
  * Don't create legacy Ox private key directory in ~/.local/share/go-sendxmpp/oxprivkeys.
  * Delete legacy Ox private key directory if it's empty.
  * Show proper error if saved FAST mechanism isn't usable with current TLS version (requires go-xmpp >= 0.2.9).
  * Print debug output to stdout, not stderr (requires go-xmpp >= 0.2.9).
  * Show RECV: and SEND: prefix for debug output (requires go-xmpp >= 0.2.9).
  * Delete stored fast token if --fast-invalidate and --fast-off are set.
  * Show error when FAST creds are stored but non-FAST mechanism is requested.

- Update to 0.13.0:
  Added:
  * Add --anonymous to support anonymous authentication (requires go-xmpp >= 0.2.8).
  * Add XEP-0480: SASL Upgrade Tasks support (requires go-xmpp >= 0.2.8).
  * Add support for see-other-host stream error (requires go-xmpp >= 0.2.8).
  Changed:
  * Don't automatically try other auth mechanisms if FAST authentication fails.

- Update to 0.12.1:
  Changed:
  * Print error instead of quitting if a message of type error is received.
  * Allow upload of multiple files.
  Added:
  * Add flag --suppress-root-warning to suppress the warning when go-sendxmpp is used by the root user.

- Update to 0.12.0:
  Added:
  * Add possibility to look up direct TLS connection endpoint via hostmeta2 (requires xmppsrv >= 0.3.3).
  * Add flag --allow-plain to allow PLAIN authentication (requires go-xmpp >= 0.2.5).
  Changed:
  * Disable PLAIN authentication per default.
  * Disable PLAIN authentication after first use of a SCRAM auth mechanism (overrides --allow-plain) (requires
    go-xmpp >= 0.2.5).

- Update to 0.11.4:
  * Fix bug in SCRAM-SHA-256-PLUS (via go-xmpp >= 0.2.4).

- Update to 0.11.3:
  * Add go-xmpp library version to --version output (requires go-xmpp >= 0.2.2).
  * Fix XEP-0474: SASL SCRAM Downgrade Protection hash calculation bug (via go-xmpp >= v0.2.3).
  * [gocritic]: Improve code quality.