Remove unittests from grunt-arc64 builders

BUG=chromium:1161361
TEST=./run_tests

Change-Id: Ib10255682a90ec379cdcf72b228a778935920732
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/2601050
Reviewed-by: Dhanya Ganesh <dhanyaganesh@chromium.org>
Commit-Queue: Josh Horwich <jhorwich@chromium.org>
Tested-by: Josh Horwich <jhorwich@chromium.org>
diff --git a/config/chromeos_config_boards.py b/config/chromeos_config_boards.py
index 6133941..c5786f1 100644
--- a/config/chromeos_config_boards.py
+++ b/config/chromeos_config_boards.py
@@ -162,6 +162,7 @@
 
 builder_incompatible_binaries_boards = frozenset([
     'grunt',
+    'grunt-arc64',
     'grunt-arc-r',
     'guybrush',
     'majolica',
diff --git a/config/config_dump.json b/config/config_dump.json
index 4629d22..d60d33d 100644
--- a/config/config_dump.json
+++ b/config/config_dump.json
@@ -16260,6 +16260,7 @@
         "manifest_branch": "main",
         "prebuilts": "public",
         "run_cpeexport": true,
+        "unittests": false,
         "useflags": [
             "-chrome_internal"
         ],
@@ -16286,6 +16287,7 @@
         "manifest_branch": "main",
         "prebuilts": "public",
         "run_cpeexport": true,
+        "unittests": false,
         "useflags": [
             "-chrome_internal"
         ],
@@ -16295,7 +16297,8 @@
         "_template": "llvm_next_toolchain",
         "boards": [
             "grunt-arc64"
-        ]
+        ],
+        "unittests": false
     },
     "grunt-arc64-llvm-next-toolchain-tryjob": {
         "_template": "llvm_next_toolchain",
@@ -16305,13 +16308,15 @@
         "debug": true,
         "display_label": "tryjob",
         "hw_tests_override": null,
-        "luci_builder": "Try"
+        "luci_builder": "Try",
+        "unittests": false
     },
     "grunt-arc64-llvm-toolchain": {
         "_template": "llvm_toolchain",
         "boards": [
             "grunt-arc64"
-        ]
+        ],
+        "unittests": false
     },
     "grunt-arc64-llvm-toolchain-tryjob": {
         "_template": "llvm_toolchain",
@@ -16321,7 +16326,8 @@
         "debug": true,
         "display_label": "tryjob",
         "hw_tests_override": null,
-        "luci_builder": "Try"
+        "luci_builder": "Try",
+        "unittests": false
     },
     "grunt-arc64-payloads": {
         "_template": "payloads",
@@ -16357,6 +16363,7 @@
             "{\n    \"enable_skylab\": true,\n    \"lab_board_name\": \"grunt-arc64\",\n    \"name\": \"treeya\",\n    \"test_suites\": []\n}",
             "{\n    \"enable_skylab\": true,\n    \"lab_board_name\": \"grunt-arc64\",\n    \"name\": \"treeya360\",\n    \"test_suites\": []\n}"
         ],
+        "unittests": false,
         "vm_tests": [],
         "vm_tests_override": null
     },
@@ -16394,6 +16401,7 @@
         "paygen": false,
         "push_image": false,
         "suite_scheduling": false,
+        "unittests": false,
         "vm_tests": [],
         "vm_tests_override": null
     },