change blossom-ci to ACL security format [skip ci] (#593)

Fixes # .

### Description
Requested by security to prevent DDOS. The new format is provided by
blossom team.
### Status
**Ready/Work in progress/Hold**

### Please ensure all the checkboxes:
<!--- Put an `x` in all the boxes that apply, and remove the not
applicable items -->
- [x] Codeformat tests passed locally by running `./runtests.sh
--codeformat`.
- [ ] In-line docstrings updated.
- [ ] Update `version` and `changelog` in `metadata.json` if changing an
existing bundle.
- [ ] Please ensure the naming rules in config files meet our
requirements (please refer to: `CONTRIBUTING.md`).
- [ ] Ensure versions of packages such as `monai`, `pytorch` and `numpy`
are correct in `metadata.json`.
- [ ] Descriptions should be consistent with the content, such as
`eval_metrics` of the provided weights and TorchScript modules.
- [ ] Files larger than 25MB are excluded and replaced by providing
download links in `large_file.yml`.
- [ ] Avoid using path that contains personal information within config
files (such as use `/home/your_name/` for `"bundle_root"`).

Signed-off-by: YanxuanLiu <yanxuanl@nvidia.com>

.github/workflows/blossom-ci.yml

@@ -42,14 +42,16 @@ jobs:
       args: ${{ env.args }}
 
     # This job only runs for pull request comments
-    if: contains('\
-      pxLi,\
-      YanxuanLiu,\
-      wyli,\
-      Nic-Ma,\
-      yiheng-wang-nv,\
-      KumoLiu,\
-      ', format('{0},', github.actor)) && github.event.comment.body == '/build'
+    if: |
+      github.event.comment.body == '/build' &&
+      (
+        github.actor == 'pxLi' ||
+        github.actor == 'YanxuanLiu' ||
+        github.actor == 'wyli' ||
+        github.actor == 'Nic-Ma' ||
+        github.actor == 'yiheng-wang-nv' ||
+        github.actor == 'KumoLiu'
+      )
     steps:
       - name: Check if comment is issued by authorized person
         run: blossom-ci