Glib: integer overflow in glib gio attribute escaping causes heap buffer overflow

This update for glib2 fixes the following issues: - CVE-2025-14512: integer overflow in the GIO `escape_byte_string()` function when processing malicious files or remote filesystem attribute values can lead to denial-of-service (bsc#1254878). - CVE-2025-14087: buffer underflow in the GVariant parser `bytestring_parse()` and `string_parse()`functions when processing attacker-influenced data may lead to crash or code execution (bsc#1254662). - CVE-2025-13601: heap-based buffer overflow in the `g_escape_uri_string()` function when processing strings with a large number of unacceptable characters may lead to crash or code execution (bsc#1254297).

Where it's fixed