upgrade to latest dependencies (#3118)

bumping knative.dev/serving cf48bab...54868c2:
  > 54868c2 Keep queue-proxy admin server on HTTP for PreStop hooks (# 16163)
  > 3dd1e41 istio e2e mesh tests are timing out (# 16165)

Signed-off-by: Knative Automation <automation@knative.team>

Author: knative-automation

go.mod

@@ -71,7 +71,7 @@ require (
 	knative.dev/eventing v0.46.1-0.20251015143023-2bd21f9a58e8
 	knative.dev/hack v0.0.0-20251015104416-f3f2ddfc1eac
 	knative.dev/pkg v0.0.0-20251015132924-aadc6f6a1012
-	knative.dev/serving v0.46.1-0.20251016171924-cf48bab468f7
+	knative.dev/serving v0.46.1-0.20251018040519-54868c235560
 )
 
 require (

go.sum

@@ -1901,8 +1901,8 @@ knative.dev/networking v0.0.0-20251015133420-dd9a9264b907 h1:SyYIDwmUY84zA2ei8LQ
 knative.dev/networking v0.0.0-20251015133420-dd9a9264b907/go.mod h1:BBF9R4ayT7sobPrO2nU/V62XliJS5oJIwgKMs1StcZQ=
 knative.dev/pkg v0.0.0-20250716115900-19d3cc2da0b9 h1:P9GFsqTmX4WokSVVUK1IbHOnbJLi8EW1pd4PvbUEodo=
 knative.dev/pkg v0.0.0-20250716115900-19d3cc2da0b9/go.mod h1:Hq2y1gu4P/MWEk9zB8L/zrjJ19ywEnYgwXq8ZMjRl30=
-knative.dev/serving v0.46.1-0.20251016171924-cf48bab468f7 h1:lnrqwvfEiJ4peOuRhv9EUuGP5bhpd+tLg0y5JQkLzDs=
-knative.dev/serving v0.46.1-0.20251016171924-cf48bab468f7/go.mod h1:viZqMepeW6UNc/KQvD3iC/lv7fNXjhgqMPMq/9yqyGI=
+knative.dev/serving v0.46.1-0.20251018040519-54868c235560 h1:wIdC2Li5eYZmIyfhI36CO7VQZomNtFsN7fYi4aGGMn4=
+knative.dev/serving v0.46.1-0.20251018040519-54868c235560/go.mod h1:viZqMepeW6UNc/KQvD3iC/lv7fNXjhgqMPMq/9yqyGI=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=