Fix `traefik_route` library ID #1081

Job	Run time
PR / Check against ignorelist	4s
PR / Quality Checks / Check the CHARMHUB_TOKEN secret	1s
PR / Quality Checks / Static Analysis / Static Analysis of Charm	20s
PR / Quality Checks / Static Analysis / Static Analysis of Libs	19s
PR / Quality Checks / Inclusive naming / check	5s
PR / Quality Checks / Linting / Lint	10s
PR / Quality Checks / Scenario Tests / Scenario tests	1m 0s
PR / Quality Checks / Unit Tests / Unit tests	25s
PR / Quality Checks / Check libraries	34s
PR / Quality Checks / CodeQL analysis / Analyze (python)	2m 15s
PR / Quality Checks / Integration Tests / Integration Tests	33m 10s
	38m 23s

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