Replace dependency mysql:mysql-connector-java with com.mysql:mysql-connector-j

[dev-mend-for-github-com]

This PR contains the following updates:

Package	Type	Update	Change
mysql:mysql-connector-java → com.mysql:mysql-connector-j	compile	replacement	5.1.35 → 8.0.33

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

Severity	CVSS Score	Vulnerability	Reachability	GitHub Issue
High	8.8	CVE-2018-3258		#222
High	8.5	CVE-2017-3523		#37
Medium	6.4	CVE-2017-3586		#146
Medium	6.3	CVE-2019-2692		#38
Medium	5.0	CVE-2020-2934		#131
Medium	4.7	CVE-2020-2875		#97
Low	3.3	CVE-2017-3589		#142
Low	2.2	CVE-2020-2933		#126

This is a special PR that replaces mysql:mysql-connector-java with the community suggested minimal stable replacement version.

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