weblayer: Add skew tests for new versions released in beta

Skew tests are being added for the following versions:
1, 87.0.4280.60

R=rmhasan@google.com

Bug: 1041619
Change-Id: I146db8315b102e994b606a7ff99e62e50a262eae
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2535768
Commit-Queue: chrome-weblayer-builder <chrome-weblayer-builder@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Rakib Hasan <rmhasan@google.com>
Reviewed-by: Rakib Hasan <rmhasan@google.com>
Cr-Commit-Position: refs/heads/master@{#827098}

testing/buildbot/chromium.android.fyi.json

@@ -3439,7 +3439,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
@@ -3513,7 +3513,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
@@ -3947,7 +3947,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
@@ -4021,7 +4021,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
@@ -4455,7 +4455,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
@@ -4529,7 +4529,7 @@
             {
               "cipd_package": "chromium/testing/weblayer-x86",
               "location": "weblayer_instrumentation_test_M87",
-              "revision": "version:87.0.4280.49"
+              "revision": "version:87.0.4280.60"
             },
             {
               "cipd_package": "infra/tools/luci/logdog/butler/${platform}",

testing/buildbot/variants.pyl

@@ -325,7 +325,7 @@
         {
           'cipd_package': 'chromium/testing/weblayer-x86',
           'location': 'weblayer_instrumentation_test_M87',
-          'revision': 'version:87.0.4280.49',
+          'revision': 'version:87.0.4280.60',
         }
       ],
     },
@@ -394,7 +394,7 @@
         {
           'cipd_package': 'chromium/testing/weblayer-x86',
           'location': 'weblayer_instrumentation_test_M87',
-          'revision': 'version:87.0.4280.49',
+          'revision': 'version:87.0.4280.60',
         }
       ],
     },