Update agent sdk dependency

Author: dhurley

test/integration/go.mod

@@ -6,7 +6,7 @@ toolchain go1.23.2
 
 require (
 	github.com/go-resty/resty/v2 v2.11.0
-	github.com/nginx/agent/sdk/v2 v2.38.0
+	github.com/nginx/agent/sdk/v2 v2.0.0-00010101000000-000000000000
 	github.com/nginx/agent/v2 v2.0.0-00010101000000-000000000000
 	github.com/sirupsen/logrus v1.9.3
 	github.com/stretchr/testify v1.9.0

test/integration/vendor/modules.txt

@@ -655,7 +655,7 @@ github.com/morikuni/aec
 # github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822
 ## explicit
 github.com/munnerz/goautoneg
-# github.com/nginx/agent/sdk/v2 v2.38.0 => ./../../sdk
+# github.com/nginx/agent/sdk/v2 v2.0.0-00010101000000-000000000000 => ./../../sdk
 ## explicit; go 1.23
 github.com/nginx/agent/sdk/v2
 github.com/nginx/agent/sdk/v2/agent/config

test/performance/go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/nats-io/nats-server/v2 v2.10.4
 	github.com/nats-io/nats.go v1.31.0
-	github.com/nginx/agent/sdk/v2 v2.38.0
+	github.com/nginx/agent/sdk/v2 v2.0.0-00010101000000-000000000000
 	github.com/nginx/agent/v2 v2.30.3
 	github.com/prometheus/client_golang v1.19.1
 	github.com/sanity-io/litter v1.5.5

test/performance/vendor/modules.txt

@@ -125,7 +125,7 @@ github.com/nats-io/nkeys
 # github.com/nats-io/nuid v1.0.1
 ## explicit
 github.com/nats-io/nuid
-# github.com/nginx/agent/sdk/v2 v2.38.0 => ./../../sdk
+# github.com/nginx/agent/sdk/v2 v2.0.0-00010101000000-000000000000 => ./../../sdk
 ## explicit; go 1.23
 github.com/nginx/agent/sdk/v2
 github.com/nginx/agent/sdk/v2/agent/config