CircleCI: Fix master pipeline wrt front-end tests (#27681)

* CircleCI: Fix master pipeline wrt front-end tests

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

* Appease shellcheck

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

scripts/circle-test-frontend.sh

@@ -7,10 +7,7 @@ start=$(date +%s)
 
 export TEST_MAX_WORKERS=2
 
-exit_if_fail yarn run prettier:check
-exit_if_fail yarn run packages:typecheck
-exit_if_fail yarn run typecheck
-exit_if_fail yarn run test
+/tmp/grabpl test-frontend --github-token "${GITHUB_GRAFANABOT_TOKEN}" "$@"
 
 end=$(date +%s)
 seconds=$((end - start))