BugFix: Fix the dbtable parameter creation error under jdbc sink. (#13) #20

Job	Run time
spark-connector-obkv-hbase / Test	7m 10s
spark-connector-oceanbase / Test	8m 31s
e2e-tests-scala-2_11 (2.4.6) / Test	13m 1s
e2e-tests (3.1) / Test	10m 14s
e2e-tests (3.2) / Test	11m 41s
e2e-tests (3.3) / Test	11m 36s
e2e-tests (3.4) / Test	10m 36s
	1h 12m 49s

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