[docs][minor] Correct Typos in Documentation/Code #979

Job	Run time
license_check	3m 7s
license_check	3m 7s
license_check	3m 7s
migration_test	3m 10s
migration_test	3m 10s
migration_test	3m 10s
compile_and_test (8, core)	2m 5s
compile_and_test (8, core)	2m 5s
compile_and_test (8, core)	2m 5s
compile_and_test (8, pipeline_connectors)	11m 34s
compile_and_test (8, pipeline_connectors)	11m 34s
compile_and_test (8, pipeline_connectors)	11m 34s
compile_and_test (8, mysql)	39m 52s
compile_and_test (8, mysql)	35m 6s
compile_and_test (8, mysql)	35m 6s
compile_and_test (8, postgres)	23m 14s
compile_and_test (8, postgres)	23m 14s
compile_and_test (8, postgres)	23m 14s
compile_and_test (8, oracle)	19m 52s
compile_and_test (8, oracle)	19m 52s
compile_and_test (8, oracle)	19m 52s
compile_and_test (8, mongodb)	22m 23s
compile_and_test (8, mongodb)	22m 23s
compile_and_test (8, mongodb)	22m 23s
compile_and_test (8, sqlserver)	11m 52s
compile_and_test (8, sqlserver)	11m 52s
compile_and_test (8, sqlserver)	11m 52s
compile_and_test (8, tidb)	2m 2s
compile_and_test (8, tidb)	2m 2s
compile_and_test (8, tidb)	2m 2s
compile_and_test (8, oceanbase)	6m 48s
compile_and_test (8, oceanbase)	6m 48s
compile_and_test (8, oceanbase)	6m 48s
compile_and_test (8, db2)	19m 35s
compile_and_test (8, db2)	19m 35s
compile_and_test (8, db2)	19m 35s
compile_and_test (8, vitess)	2m 18s
compile_and_test (8, vitess)	2m 18s
compile_and_test (8, vitess)	2m 18s
compile_and_test (8, e2e)	40m 10s
compile_and_test (8, e2e)	40m 10s
compile_and_test (8, e2e)	1h 16m 15s
	10h 50m 39s

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