Bump github.com/stretchr/testify from 1.11.1 to 1.12.1 in /lib

lib/go.mod

@@ -34,7 +34,7 @@ require (
 	github.com/smartcontractkit/chainlink-testing-framework/seth v1.50.10
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/pflag v1.0.5
-	github.com/stretchr/testify v1.11.1
+	github.com/stretchr/testify v1.12.1
 	github.com/testcontainers/testcontainers-go v0.42.0
 	go.uber.org/atomic v1.11.0
 	go.uber.org/zap v1.27.0
@@ -58,6 +58,7 @@ require (
 	github.com/rs/xid v1.5.0 // indirect
 	github.com/shirou/gopsutil/v4 v4.26.3 // indirect
 	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
+	go.yaml.in/yaml/v3 v3.0.5 // indirect
 	golang.org/x/net v0.51.0 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
 )
@@ -152,7 +153,6 @@ require (
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.1 // indirect
 	github.com/peterbourgon/diskv v2.0.1+incompatible // indirect
-	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect