Bump github.com/olekukonko/tablewriter in /ruledocsgen #1583

Job	Run time
run-determination	1s
check-config (./)	19s
check-errors (./)	45s
check-config (docsgen)	17s
check-errors (docsgen)	44s
check-config (ruledocsgen)	30s
check-errors (ruledocsgen)	45s
check-formatting (./)	14s
check-formatting (docsgen)	17s
check-formatting (ruledocsgen)	17s
check-outdated (./)	13s
check-style (./)	22s
check-outdated (docsgen)	21s
check-style (docsgen)	25s
check-outdated (ruledocsgen)	13s
check-style (ruledocsgen)	21s
	6m 4s

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