Adjust code for `github.com/olekukonko/tablewriter` 1.x API #1615

Job	Run time
run-determination	1s
check-errors (./)	45s
check-errors (docsgen)	45s
check-errors (ruledocsgen)	49s
check-outdated (./)	20s
check-outdated (docsgen)	15s
check-config (./)	29s
check-outdated (ruledocsgen)	20s
check-formatting (./)	21s
check-config (docsgen)	25s
check-formatting (docsgen)	13s
check-config (ruledocsgen)	20s
check-formatting (ruledocsgen)	15s
check-style (./)	22s
check-style (docsgen)	24s
check-style (ruledocsgen)	24s
	6m 28s

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