SUSE Linux Micro 6.1 Security Update for libzypp libsolv Key 2026-21992-1

## This update for libzypp, libsolv fixes the following issues: libsolv was updated to 0.7.39. * fix solv_chksum_free segfault when called with a NULL pointer * made repo_add_solv more robust against corrupt files [bsc#1265935] [CVE-2026-9149] * fix potential buffer overflow when verifying EdDSA signatures [bsc#1266039] [CVE-2026-48863] * added limit checks in multiple places to catch overflows * reduce the size of the language id cache * fixed Debian canon selection * fixed dbpath detection in repo_rpmdb_librpm * reduced stack usage in repo page compression (needed for musl) * fixed in earlier release: [bsc#1265938] [CVE-2026-9150] * fix parsing of recommends in the old Mandriva synthesis format libzypp was updated to 17.38.11: * Fix potential crash on malformed or malicious repository metadata (fixes #740)