Lacros: Run lacros_smoke_tast_tests on Eve on CI/CQ

https://crrev.com/c/2963432 fixed a crashing issue when running Lacros
Tast tests, so this CL starts running them on CI/CQ to prevent
regressions.

Bug: 1216480
Change-Id: Ib56ae68539e1f129b1630280101c176fc42327d2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2966860
Reviewed-by: Sven Zheng <svenzheng@chromium.org>
Commit-Queue: Yuke Liao <liaoyuke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#893060}

testing/buildbot/chromium.chromiumos.json

@@ -1313,6 +1313,36 @@
         "test": "lacros_smoke_tast_tests",
         "test_id_prefix": "ninja://chromeos/lacros:lacros_smoke_tast_tests/"
       },
+      {
+        "args": [
+          "--board=eve",
+          "--flash"
+        ],
+        "merge": {
+          "args": [],
+          "script": "//testing/merge_scripts/standard_gtest_merge.py"
+        },
+        "name": "lacros_smoke_tast_tests_eve",
+        "resultdb": {
+          "enable": true
+        },
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "device_type": "eve",
+              "os": "ChromeOS"
+            }
+          ],
+          "idempotent": false,
+          "service_account": "chromium-tester@chops-service-accounts.iam.gserviceaccount.com"
+        },
+        "test": "lacros_smoke_tast_tests",
+        "test_id_prefix": "ninja://chromeos/lacros:lacros_smoke_tast_tests/",
+        "trigger_script": {
+          "script": "//testing/trigger_scripts/chromeos_device_trigger.py"
+        }
+      },
       {
         "args": [
           "--board=amd64-generic",

testing/buildbot/test_suites.pyl

@@ -7245,6 +7245,7 @@
       'lacros_smoke_tast_tests': {
         'variants': [
           'LACROS_AMD64_GENERIC',
+          'LACROS_EVE',
         ]
       },
       'lacros_device_or_vm_gtests': {