chore: add node 24 in node ci test (#2051)

Source-Link: googleapis/synthtool@1218bc2
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:66c44f0ad8f6caaa4eb3fbe74f8c2b4de5a97c2b930cee069e712c447723ba95

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Leah E. Cole <6719667+leahecole@users.noreply.github.com>

Author: gcf-owl-bot[bot]

.github/.OwlBot.lock.yaml

@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest
-  digest: sha256:6062c519ce78ee08490e7ac7330eca80f00f139ef1a241c5c2b306550b60c728
-# created: 2025-06-26T22:34:58.583582089Z
+  digest: sha256:66c44f0ad8f6caaa4eb3fbe74f8c2b4de5a97c2b930cee069e712c447723ba95
+# created: 2025-07-08T20:57:17.642848562Z

.github/workflows/ci.yaml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [18, 20, 22]
+        node: [18, 20, 22, 24]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4