chore(deps): bump the actions-prepare-jmeter group across 1 directory with 2 updates

Bumps the actions-prepare-jmeter group with 2 updates in the /.github/actions/prepare-jmeter directory: [actions/download-artifact](https://github.com/actions/download-artifact) and [actions/checkout](https://github.com/actions/checkout).


Updates `actions/download-artifact` from 4.1.4 to 4.1.7
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](c850b930e6...65a9edc588)

Updates `actions/checkout` from 4.1.2 to 4.1.4
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](9bb56186c3...0ad4b8fada)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions-prepare-jmeter
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions-prepare-jmeter
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/actions/prepare-jmeter/action.yaml

@@ -8,7 +8,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - uses: actions/download-artifact@c850b930e6ba138125429b7e5c93fc707a7f8427 # v4.1.4
+    - uses: actions/download-artifact@65a9edc5881444af0b9093a5e628f2fe47ea3b2e # v4.1.7
       with:
         name: emqx-docker
         path: /tmp
@@ -19,7 +19,7 @@ runs:
       run: |
         EMQX_DOCKER_IMAGE_TAG=$(docker load < /tmp/emqx-docker-${PKG_VSN}.tar.gz | sed 's/Loaded image: //g')
         echo "_EMQX_DOCKER_IMAGE_TAG=$EMQX_DOCKER_IMAGE_TAG" >> $GITHUB_ENV
-    - uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2
+    - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
       with:
         repository: emqx/emqx-fvt
         ref: broker-autotest-v5
@@ -31,7 +31,7 @@ runs:
         architecture: x64 # (x64 or x86) - defaults to x64
         # https://github.com/actions/setup-java/blob/main/docs/switching-to-v2.md
         distribution: 'zulu'
-    - uses: actions/download-artifact@c850b930e6ba138125429b7e5c93fc707a7f8427 # v4.1.4
+    - uses: actions/download-artifact@65a9edc5881444af0b9093a5e628f2fe47ea3b2e # v4.1.7
       with:
         name: apache-jmeter.tgz
     - name: install jmeter