MGASA-2026-0379 Updated exiv2 package fixes security vulnerabilities

Heap out-of-bounds write in RemoteIo when reading from a malicious remote server WebReady/Curl builds. CVE-2026-68546 Heap out-of-bounds read in RemoteIo when reading block-aligned remote CRW files. CVE-2026-68547 Out of bounds read in CrwMap::decodeBasic. CVE-2026-49275...