Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

migrations/inputs_kafka_consumer_legacy/migration.go

@@ -0,0 +1,21 @@
+package inputs_kafka_consumer_legacy
+
+import (
+	"github.com/influxdata/toml/ast"
+
+	"github.com/influxdata/telegraf/migrations"
+)
+
+const msg = `
+    This plugin cannot be migrated automatically and requires manual intervention!
+`
+
+// Migration function
+func migrate(_ *ast.Table) ([]byte, string, error) {
+	return nil, msg, nil
+}
+
+// Register the migration function for the plugin type
+func init() {
+	migrations.AddPluginMigration("inputs.kafka_consumer_legacy", migrate)
+}