Update dependency xerces:xercesImpl to v2.12.0

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

This PR contains the following updates:

Package	Type	Update	Change
xerces:xercesImpl (source)	compile	minor	2.11.0 -> 2.12.0

By merging this PR, the issue #53 will be automatically resolved and closed:

Severity	CVSS Score	CVE
High	7.5	CVE-2012-0881

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