CI: Increase parallel test timeout for Helm Chart tests (#18993)

The helm tests are now regularly taking right around 35 minutes on public
GitHub Actions workers, so we will increase the timeout.

scripts/ci/testing/ci_run_airflow_testing.sh

@@ -45,10 +45,10 @@ function run_test_types_in_parallel() {
         mkdir -p "${PARALLEL_MONITORED_DIR}/${SEMAPHORE_NAME}/${TEST_TYPE}"
         export JOB_LOG="${PARALLEL_MONITORED_DIR}/${SEMAPHORE_NAME}/${TEST_TYPE}/stdout"
         export PARALLEL_JOB_STATUS="${PARALLEL_MONITORED_DIR}/${SEMAPHORE_NAME}/${TEST_TYPE}/status"
-        # Each test job will get SIGTERM followed by SIGTERM 200ms later and SIGKILL 200ms later after 35 mins
+        # Each test job will get SIGTERM followed by SIGTERM 200ms later and SIGKILL 200ms later after 45 mins
         # shellcheck disable=SC2086
         parallel --ungroup --bg --semaphore --semaphorename "${SEMAPHORE_NAME}" \
-            --jobs "${MAX_PARALLEL_TEST_JOBS}" --timeout 2100 \
+            --jobs "${MAX_PARALLEL_TEST_JOBS}" --timeout 2700 \
             "$( dirname "${BASH_SOURCE[0]}" )/ci_run_single_airflow_test_in_docker.sh" "${@}" >"${JOB_LOG}" 2>&1
     done
     parallel --semaphore --semaphorename "${SEMAPHORE_NAME}" --wait