Update google_benchmark

Rolling v8/third_party/google_benchmark/src: https://chromium.googlesource.com/external/github.com/google/benchmark/+log/94f845e..19026e2

fix clang-tidy warnings (#1195) (Dominic Hamon)
https://chromium.googlesource.com/external/github.com/google/benchmark/+/19026e2

TBR=v8-waterfall-sheriff@grotations.appspotmail.com,mtv-sf-v8-sheriff@grotations.appspotmail.com,mlippautz@chromium.org

Change-Id: Ia1d456215ab523ae4e493f2a32d78288089d4771
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2989188Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#75449}

DEPS

@@ -232,7 +232,7 @@ deps = {
     'condition': 'checkout_fuchsia',
   },
   'third_party/google_benchmark/src': {
-    'url': Var('chromium_url') + '/external/github.com/google/benchmark.git' + '@' + '94f845ec4f602356e0744f8d602f279c622ea919',
+    'url': Var('chromium_url') + '/external/github.com/google/benchmark.git' + '@' + '19026e232c15dfdfd2b4ad80c6766b5ab87e43d3',
   },
   'third_party/googletest/src':
     Var('chromium_url') + '/external/github.com/google/googletest.git' + '@' + '355d57d90d9744c41ac7c99f1e960778f1c63040',