Bump traefik to v2.11.8 #995

Job	Run time
build / Build	7m 8s
E2E Tests (startup)	6m 44s
E2E Tests (s3)	8m 0s
Docker Tests (basics)	1m 1s
E2E Tests (btrfs)	5m 52s
Docker Tests (bootstraptoken)	50s
E2E Tests (externalip)	4m 27s
Docker Tests (cacerts)	52s
E2E Tests (privateregistry)	4m 48s
Docker Tests (compat)	2m 33s
E2E Tests (embeddedmirror)	4m 46s
Docker Tests (lazypull)	54s
E2E Tests (wasm)	4m 2s
Docker Tests (upgrade)	2m 21s
	54m 18s

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