chore(deps): Switch to maintained gopkg.in/yaml fork (#114131)

Signed-off-by: Dave Henderson <dave.henderson@grafana.com>

go.mod

@@ -197,6 +197,8 @@ require (
 	go.uber.org/goleak v1.3.0 // @grafana/grafana-search-and-storage
 	go.uber.org/mock v0.6.0 // @grafana/grafana-operator-experience-squad
 	go.uber.org/zap v1.27.0 // @grafana/identity-access-team
+	go.yaml.in/yaml/v2 v2.4.3 // @grafana/alerting-backend
+	go.yaml.in/yaml/v3 v3.0.4 // @grafana/alerting-backend
 	gocloud.dev v0.43.0 // @grafana/grafana-app-platform-squad
 	gocloud.dev/secrets/hashivault v0.43.0 // @grafana/grafana-operator-experience-squad
 	golang.org/x/crypto v0.44.0 // @grafana/grafana-backend-group
@@ -214,8 +216,6 @@ require (
 	google.golang.org/protobuf v1.36.10 // @grafana/plugins-platform-backend
 	gopkg.in/ini.v1 v1.67.0 // @grafana/alerting-backend
 	gopkg.in/mail.v2 v2.3.1 // @grafana/grafana-backend-group
-	gopkg.in/yaml.v2 v2.4.0 // @grafana/alerting-backend
-	gopkg.in/yaml.v3 v3.0.1 // @grafana/alerting-backend
 	k8s.io/api v0.34.2 // @grafana/grafana-app-platform-squad
 	k8s.io/apimachinery v0.34.2 // @grafana/grafana-app-platform-squad
 	k8s.io/apiserver v0.34.2 // @grafana/grafana-app-platform-squad
@@ -628,8 +628,6 @@ require (
 	go.opentelemetry.io/otel/sdk/metric v1.38.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.7.1 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	go.yaml.in/yaml/v2 v2.4.3 // indirect
-	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	go4.org/netipx v0.0.0-20230125063823-8449b0a6169f // indirect
 	golang.org/x/sys v0.38.0 // indirect
 	golang.org/x/telemetry v0.0.0-20251111182119-bc8e575c7b54 // indirect
@@ -647,6 +645,8 @@ require (
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
 	gopkg.in/src-d/go-errors.v1 v1.0.0 // indirect
 	gopkg.in/telebot.v3 v3.3.8 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/apiextensions-apiserver v0.34.2 // indirect
 	k8s.io/kms v0.34.2 // indirect
 	modernc.org/libc v1.66.10 // indirect