Fixed ShardingSphere-JDBC start up fail when use non-HikariCP pool.

[zhaojinchao95]

Fixes #15563
For #15507

[codecov-commenter]

Codecov Report

Merging #15611 (ae980a5) into master (f92142b) will decrease coverage by 0.04%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##             master   #15611      +/-   ##
============================================
- Coverage     60.47%   60.42%   -0.05%     
+ Complexity     1992     1763     -229     
============================================
  Files          3240     3242       +2     
  Lines         48753    48823      +70     
  Branches       8329     8345      +16     
============================================
+ Hits          29483    29502      +19     
- Misses        16852    16897      +45     
- Partials       2418     2424       +6     

Impacted Files	Coverage Δ
...metadata/type/dbcp/DBCPDataSourcePoolMetaData.java	100.00% <100.00%> (ø)
...ta/type/dbcp/TomcatDBCPDataSourcePoolMetaData.java	100.00% <100.00%> (ø)
...data/type/hikari/HikariDataSourcePoolMetaData.java	100.00% <100.00%> (ø)
...mmand/query/simple/PostgreSQLComQueryExecutor.java	58.97% <0.00%> (-23.79%)	⬇️
.../query/text/query/MySQLComQueryPacketExecutor.java	52.00% <0.00%> (-18.59%)	⬇️
...l/command/query/builder/ResponsePacketBuilder.java	90.90% <0.00%> (-4.33%)	⬇️
...end/postgresql/err/PostgreSQLErrPacketFactory.java	48.00% <0.00%> (-4.18%)	⬇️
...ackend/text/TextProtocolBackendHandlerFactory.java	61.11% <0.00%> (-2.36%)	⬇️
...roxy/frontend/mysql/err/MySQLErrPacketFactory.java	61.11% <0.00%> (-2.36%)	⬇️
.../db/protocol/mysql/constant/MySQLCharacterSet.java	99.00% <0.00%> (-0.30%)	⬇️
... and 5 more

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[terrymanu]

Please remove pom dependencies too