Add chrome compile target to Ozone Linux bot

testing/buildbot/chromium.fyi.json

 {
   "Android Asan Builder Tests (dbg)": {
     "gtest_tests": [
       {
         "args": [
           "--tool=asan"
         ],
         "swarming": {
           "can_use_on_swarming_builders": false
         },
@@ skipping 11814 matching lines @@
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": false
         },
         "test": "views_mus_interactive_ui_tests"
       }
     ]
   },
   "Ozone Linux": {
+    "additional_compile_targets": [
+      "chrome"
+    ],
     "gtest_tests": [
       {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
         "test": "mus_demo_unittests"
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
@@ skipping 1346 matching lines @@
       },
       {
         "swarming": {
           "can_use_on_swarming_builders": false
         },
         "test": "views_unittests"
       }
     ]
   }
 }