Update dependency mysql:mysql-connector-java to v8.0.28

This MR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mysql:mysql-connector-java (source)	8.0.25 -> 8.0.28

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Release Notes

mysql/mysql-connector-j

v8.0.28

Compare Source

v8.0.27

Compare Source

v8.0.26

Compare Source

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