ruby: fix CVE-2024-35176

ruby: fix CVE-2024-35176

REXML is an XML toolkit for Ruby. The REXML gem before 3.2.6 has a
denial of service vulnerability when it parses an XML that has many
`<`s in an attribute value. Those who need to parse untrusted XMLs
may be impacted to this vulnerability. The REXML gem 3.2.7 or later
include the patch to fix this vulnerability. As a workaround, don't
parse untrusted XMLs.

Reference:
https://nvd.nist.gov/vuln/detail/CVE-2024-35176

Upstream-patch:
https://github.com/ruby/rexml/commit/4325835f92f3f142ebd91a3fdba4e1f1ab7f1cfb

Signed-off-by: Divya Chellam <divya.chellam@windriver.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>