Update e2e test expectations.

Author: cleeland

collector/fixtures/e2e-64k-page-output.txt

@@ -3243,7 +3243,7 @@ node_time_clocksource_current_info{clocksource="tsc",device="0"} 1
 # HELP node_time_zone_offset_seconds System time zone offset in seconds.
 # TYPE node_time_zone_offset_seconds gauge
 # HELP node_udp_queues Number of allocated memory in the kernel for UDP datagrams in bytes.
-# TYPE node_udp_queues gauge
+# TYPE node_udp_queues counter
 node_udp_queues{ip="v4",queue="drops"} 100
 node_udp_queues{ip="v4",queue="rx"} 0
 node_udp_queues{ip="v4",queue="tx"} 21

collector/fixtures/e2e-output.txt

@@ -3265,7 +3265,7 @@ node_time_clocksource_current_info{clocksource="tsc",device="0"} 1
 # HELP node_time_zone_offset_seconds System time zone offset in seconds.
 # TYPE node_time_zone_offset_seconds gauge
 # HELP node_udp_queues Number of allocated memory in the kernel for UDP datagrams in bytes.
-# TYPE node_udp_queues gauge
+# TYPE node_udp_queues counter
 node_udp_queues{ip="v4",queue="drops"} 100
 node_udp_queues{ip="v4",queue="rx"} 0
 node_udp_queues{ip="v4",queue="tx"} 21