Update grafana json file [skip ci]

Author: github-actions[bot]

benchmark_runner/grafana/perf/dashboard.json

@@ -2160,6 +2160,10 @@
                            "index": 533,
                            "text": "4.21.0-161"
                         },
+                        "4210165": {
+                           "index": 534,
+                           "text": "4.21.0-165"
+                        },
                         "421034": {
                            "index": 513,
                            "text": "4.21.0-34"