Fix lint warn

[k1LoW]

SSIA

[github-actions]

Code Metrics Report

	main (7f44d9c)	#680 (da7a567)	+/-
Coverage	55.7%	54.1%	-1.6%
Code to Test Ratio	1:0.4	1:0.4	+0.0

Details

  |                    | main (7f44d9c) | #680 (da7a567) |  +/-  |
  |--------------------|----------------|----------------|-------|
- | Coverage           |          55.7% |          54.1% | -1.6% |
  |   Files            |             52 |             52 |     0 |
  |   Lines            |           4815 |           4813 |    -2 |
- |   Covered          |           2682 |           2606 |   -76 |
+ | Code to Test Ratio |          1:0.4 |          1:0.4 |  +0.0 |
  |   Code             |          10434 |          10423 |   -11 |
+ |   Test             |           4356 |           4358 |    +2 |

Code coverage of files in pull request scope (56.0% → 54.3%)

Files	Coverage	+/-
cmd/cmd.go	0.0%	0.0%
cmd/completion.go	0.0%	0.0%
cmd/coverage.go	0.0%	0.0%
cmd/diff.go	0.0%	0.0%
cmd/doc.go	0.0%	0.0%
cmd/lint.go	0.0%	0.0%
cmd/ls.go	0.0%	0.0%
cmd/out.go	0.0%	0.0%
cmd/root.go	0.0%	0.0%
cmd/version.go	0.0%	0.0%
cmdutil/when.go	85.7%	+1.5%
config/config.go	64.1%	0.0%
config/lint.go	97.2%	0.0%
config/naming.go	73.6%	0.0%
coverage/coverage.go	88.0%	0.0%
datasource/datasource.go	49.1%	-0.6%
datasource/gcp.go	10.6%	-27.7%
datasource/mongo.go	0.0%	0.0%
dict/dict.go	48.7%	0.0%
drivers/bq/bq.go	0.0%	-84.3%
drivers/clickhouse/clickhouse.go	85.7%	0.0%
drivers/mariadb/mariadb.go	80.0%	0.0%
drivers/mongodb/mongodb.go	84.5%	0.0%
drivers/mssql/mssql.go	83.0%	0.0%
drivers/mysql/mysql.go	73.0%	0.0%
drivers/postgres/postgres.go	81.8%	0.0%
drivers/redshift/redshift.go	0.0%	0.0%
drivers/snowflake/snowflake.go	0.0%	0.0%
drivers/spanner/spanner.go	0.0%	0.0%
drivers/sqlite/sqlite.go	89.3%	0.0%
output/config/config.go	50.0%	0.0%
output/dot/dot.go	79.3%	0.0%
output/gviz/gviz.go	17.1%	0.0%
output/json/json.go	38.4%	0.0%
output/md/md.go	83.0%	+0.0%
output/mermaid/mermaid.go	75.0%	-1.4%
output/output.go	0.0%	0.0%
output/plantuml/plantuml.go	75.0%	-1.4%
output/xlsx/xlsx.go	0.0%	0.0%
output/yaml/yaml.go	40.0%	0.0%
schema/json.go	83.6%	0.0%
schema/schema.go	39.8%	0.0%
schema/yaml.go	0.0%	0.0%

---

Reported by octocov