Update dependency com.fasterxml.jackson.core:jackson-databind to v2.12.6.1

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

This PR contains the following updates:

Package	Type	Update	Change
com.fasterxml.jackson.core:jackson-databind		minor	2.10.5 -> 2.12.6.1
com.fasterxml.jackson.core:jackson-databind	compile	minor	2.10.5 -> 2.12.6.1

By merging this PR, the below issues will be automatically resolved and closed:

Severity	CVSS Score	CVE	GitHub Issue
High	7.5	CVE-2020-25649	#83
High	7.5	CVE-2020-36518	#224
Medium	5.9	WS-2021-0616	#234

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