build: update saucelabs and browserstack key (#24952)

Update the saucelabs and browserstack key for the newly generated key

Author: josephperrott

.circleci/config.yml

@@ -293,8 +293,8 @@ jobs:
     <<: *job_defaults
     resource_class: xlarge
     environment:
-      BROWSER_STACK_USERNAME: "angularteam1"
-      BROWSER_STACK_ACCESS_KEY: "CaXMeMHD9pr5PHg8N7Jq"
+      BROWSER_STACK_USERNAME: 'angulardevops_uNDx4q'
+      BROWSER_STACK_ACCESS_KEY: 'PXeXP2qrTvRooAFG7DPW'
     steps:
       - checkout_and_rebase
       - *restore_cache
@@ -312,8 +312,8 @@ jobs:
     <<: *job_defaults
     resource_class: xlarge
     environment:
-      SAUCE_USERNAME: "angular-components"
-      SAUCE_ACCESS_KEY: "63348201a846-eeb9-3ee4-300f-ea990b8a"
+      SAUCE_USERNAME: 'angular-components'
+      SAUCE_ACCESS_KEY: '687f2bb5cacc-3bcb-5b64-8e8a-3825fc13'
       # Note: This number should not be too high because otherwise we might run into
       # a rate limit exception.
       KARMA_PARALLEL_BROWSERS: 2