e2e: increase test timeout to 20m

TestTagResolution adds ~5m to the suite, pushing past the old 10m limit.

Assisted-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Signed-off-by: Alice Frosi <afrosi@redhat.com>

Author: alicefr

Makefile

@@ -69,7 +69,7 @@ e2e: ## Run e2e tests (requires: make deploy-bink). V=1 for verbose. RUN=<regex>
 		ARTIFACTS=$(ARTIFACTS) \
 		BINK_NODE_IMAGE_DIGEST=$$(skopeo inspect --tls-verify=false --format '{{.Digest}}' docker://localhost:5000/node:latest) \
 		BINK_NODE_IMAGE_UPDATE_DIGEST=$$(skopeo inspect --tls-verify=false docker://localhost:5000/node:update | jq -r '.Digest') \
-		go test -timeout 10m -count=1 $(if $(V),-v) $(if $(RUN),-run $(RUN)) .
+		go test -timeout 20m -count=1 $(if $(V),-v) $(if $(RUN),-run $(RUN)) .
 
 ##@ Build