Temporarily disable video_capture_tests on linux

No bots can run linux video_capture_tests for now.

Bug: webrtc:14220
Change-Id: I5dbdefdd104befff92648a0693bee331d2b50e88
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/266660
Commit-Queue: Daniel.L (Byoungchan) Lee <daniel.l@hpcnt.com>
Reviewed-by: Jeremy Leconte <jleconte@webrtc.org>
Reviewed-by: Andrey Logvin <landrey@webrtc.org>
Reviewed-by: Jeremy Leconte <jleconte@google.com>
Cr-Commit-Position: refs/heads/main@{#37312}

infra/specs/test_suite_exceptions.pyl

@@ -6,4 +6,11 @@
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
-{}
+{
+  'video_capture_tests': {
+    'remove_from': [
+      # TODO(bugs.webrtc.org/14220): Re-enable.
+      'linux_rel',
+    ]
+  },
+}

infra/specs/tryserver.webrtc.json

@@ -7821,28 +7821,6 @@
         },
         "test_id_prefix": "ninja://rtc_tools:tools_unittests/"
       },
-      {
-        "isolate_name": "video_capture_tests",
-        "merge": {
-          "args": [],
-          "script": "//testing/merge_scripts/standard_isolated_script_merge.py"
-        },
-        "name": "video_capture_tests",
-        "resultdb": {
-          "result_format": "json"
-        },
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "cpu": "x86-64",
-              "os": "Ubuntu",
-              "pool": "WebRTC-baremetal-try"
-            }
-          ]
-        },
-        "test_id_prefix": "ninja://modules/video_capture:video_capture_tests/"
-      },
       {
         "isolate_name": "video_engine_tests",
         "merge": {