[SortableTable] Fix another filter warning #312

Job	Run time
test / Build anon sis-db and push to toska hub if new migrations have been added	7s
test / Build backend	40s
test / Lint backend	55s
test / Lint frontend	1m 12s
test / Build anon user-db and push to toska hub if new migrations have been added	16s
test / Build anon kone-db and push to toska hub if new migrations have been added	21s
test / Test custom population	7m 37s
test / Test course statistics	7m 6s
test / Test filters	5m 19s
test / Test population statistics	5m 5s
test / Test studyprogramme overview	12m 32s
test / Test completed courses	7m 6s
test / Test teachers and users	3m 57s
test / Test faculty statistics	10m 20s
test / Check services run correctly	3m 16s
test / Test open uni search	4m 14s
test / Test student statistics	6m 8s
Build and release frontend	2m 52s
Build and release backend	28s
Report deployment success to oodikone notifications	6s
Report deployment failure to oodikone notifications	0s
	1h 19m 37s

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