benthos: update to v4.73.0 (#4410)

Author: josephwoodward

go.mod

@@ -144,7 +144,7 @@ require (
 	github.com/rabbitmq/amqp091-go v1.10.0
 	github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9
 	github.com/redis/go-redis/v9 v9.18.0
-	github.com/redpanda-data/benthos/v4 v4.72.0
+	github.com/redpanda-data/benthos/v4 v4.73.0
 	github.com/redpanda-data/common-go/authz v0.2.1-0.20260319205134-242ab3c168b8
 	github.com/redpanda-data/common-go/license v0.0.0-20260318014216-2bbd72bde0a0
 	github.com/redpanda-data/common-go/redpanda-otel-exporter v0.4.0

go.sum

@@ -1551,8 +1551,8 @@ github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9 h1:bsUq1dX0N8A
 github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/redis/go-redis/v9 v9.18.0 h1:pMkxYPkEbMPwRdenAzUNyFNrDgHx9U+DrBabWNfSRQs=
 github.com/redis/go-redis/v9 v9.18.0/go.mod h1:k3ufPphLU5YXwNTUcCRXGxUoF1fqxnhFQmscfkCoDA0=
-github.com/redpanda-data/benthos/v4 v4.72.0 h1:Aj63fY6nZBGL17YDvHZV88caN2/jHlza9ZS57BGtxhs=
-github.com/redpanda-data/benthos/v4 v4.72.0/go.mod h1:if/3gnj/gIz3mKIiz2MGF7gNag/gv7ak0snVxP81BM4=
+github.com/redpanda-data/benthos/v4 v4.73.0 h1:BqDHwSvEvVFjAHnmZlOJRh+5NIxNN5RSqjbWvHuUfl4=
+github.com/redpanda-data/benthos/v4 v4.73.0/go.mod h1:if/3gnj/gIz3mKIiz2MGF7gNag/gv7ak0snVxP81BM4=
 github.com/redpanda-data/common-go/authz v0.2.1-0.20260319205134-242ab3c168b8 h1:hZTIp81OUDNOTCTD0gM01b1t821pDbToU9jWnZRnd/E=
 github.com/redpanda-data/common-go/authz v0.2.1-0.20260319205134-242ab3c168b8/go.mod h1:sHhzCYf64ZYUBi7snbopQl+wQaKySbFsKCvGhmSckhk=
 github.com/redpanda-data/common-go/license v0.0.0-20260318014216-2bbd72bde0a0 h1:xL2THs63tUTZmTiBfBm/mrjFMrwQaHKduvgQ6gIizXg=