v6.7.0

-Bump snowflake-jdbc from 3.12.8 to 3.13.16
-Bump postgresql from 42.2.25 to 42.3.3
-Bump mssql-jdbc from 8.2.1.jre11 to 10.2.0.jre11
-Bump mysql-connector-java from 8.0.21 to 8.0.28
-Bump sqlite-jdbc from 3.32.3 to 3.36.0.3
-Bump commons-io from 2.6 to 2.11.0
-Bump slf4jVersion from 1.7.25 to 1.7.36
-Bump guava from 27.1-jre to 31.1-jre