fix missing documentations for xmin and xmax in the chart component #2358

Job	Run time
compile_and_lint	1m 28s
test (mssql, mssql, mssql://root:Password123!@127.0.0.1/sqlpage)	1m 50s
test (mysql, mysql, mysql://root:Password123!@127.0.0.1/sqlpage)	1m 27s
docker_build (linux/arm64, duckdb)	6m 49s
test (oracle, oracle, Driver=Oracle 21 ODBC driver;Dbq=//127.0.0.1:1521/FREEPDB1;Uid=root;Pwd=Pas...	2m 46s
test (odbc, postgres, Driver=PostgreSQL Unicode;Server=127.0.0.1;Port=5432;Database=sqlpage;UID=r...	1m 52s
docker_build (linux/amd64, duckdb)	5m 40s
windows_test	3m 14s
test (postgres, postgres, postgres://root:Password123!@127.0.0.1/sqlpage)	2m 1s
docker_build (linux/amd64, minimal)	5m 47s
docker_build (linux/arm64, minimal)	6m 33s
docker_build (linux/arm/v7, minimal)	6m 4s
docker_push (duckdb)	13s
docker_push (minimal)	20s
	46m 4s

Provide feedback