Update dependency org.eclipse.jetty:jetty-server to v9.4.51.v20230217

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

This PR contains the following updates:

Package	Type	Update	Change
org.eclipse.jetty:jetty-server (source)	compile	patch	9.4.17.v20190418 -> 9.4.51.v20230217

By merging this PR, the issue #29 will be automatically resolved and closed:

Severity	CVSS Score	CVE	Reachability
High	7.5	CVE-2023-36478
Medium	5.3	CVE-2020-27223
Medium	5.3	CVE-2021-28169
Medium	5.3	CVE-2023-26049
Medium	5.3	CVE-2023-40167
Low	2.7	CVE-2022-2047

By merging this PR, the issue #29 will be automatically resolved and closed:

Severity	CVSS Score	CVE	Reachability
High	7.5	CVE-2021-28165
Medium	5.3	CVE-2021-28169
Medium	5.3	CVE-2023-26048
Medium	5.3	CVE-2023-26049
Medium	4.8	CVE-2020-27218
Low	3.5	CVE-2021-34428
Low	2.7	CVE-2022-2047

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