Update dependency com.thoughtworks.xstream:xstream to v1.4.20 (main) - autoclosed

[mend-for-github-com[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.thoughtworks.xstream:xstream (source)	1.4.5 -> 1.4.20

By merging this PR, the issue #3 will be automatically resolved and closed:

Severity	CVSS Score	CVE	Reachability
Critical	9.4	CVE-2021-21351	Reachable
Critical	9.3	CVE-2013-7285	Reachable
Critical	9.3	CVE-2021-21342	Reachable
Critical	9.3	CVE-2021-21344	Reachable
Critical	9.3	CVE-2021-21346	Reachable
Critical	9.3	CVE-2021-21347	Reachable
Critical	9.3	CVE-2021-21350	Reachable
Critical	9.2	CVE-2021-21349	Reachable
Critical	9.0	CVE-2021-39141	Unreachable
Critical	9.0	CVE-2021-39144	Reachable
Critical	9.0	CVE-2021-39145	Reachable
Critical	9.0	CVE-2021-39146	Reachable
Critical	9.0	CVE-2021-39147	Reachable
Critical	9.0	CVE-2021-39148	Reachable
Critical	9.0	CVE-2021-39149	Reachable
Critical	9.0	CVE-2021-39150	Unreachable
Critical	9.0	CVE-2021-39151	Reachable
Critical	9.0	CVE-2021-39152	Reachable
Critical	9.0	CVE-2021-39153	Reachable
Critical	9.0	CVE-2021-39154	Reachable
High	8.9	CVE-2020-26259	Reachable
High	8.7	CVE-2016-3674	Unreachable
High	8.7	CVE-2017-7957	Reachable
High	8.7	CVE-2020-26217	Reachable
High	8.7	CVE-2021-21341	Reachable
High	8.7	CVE-2021-21343	Reachable
High	8.7	CVE-2021-21348	Reachable
High	8.7	CVE-2021-29505	Reachable
High	8.7	CVE-2021-43859	Reachable
High	8.7	CVE-2022-40151	Unreachable
High	8.7	CVE-2022-41966	Reachable
High	8.3	CVE-2020-26258	Reachable
High	7.7	CVE-2021-39139	Unreachable
High	7.0	CVE-2021-39140	Reachable

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