Tiny fix wording about CI preemption. (#16773)

.github/pull_request_template.md

@@ -28,5 +28,6 @@
 
 1. Ping Merge Oncalls to start the PR flow. See the [PR Merge Process](https://github.com/sgl-project/sglang/blob/main/.github/MAINTAINER.md#pull-request-merge-process).
 2. Get approvals from [CODEOWNERS](https://github.com/sgl-project/sglang/blob/main/.github/CODEOWNERS) and other reviewers.
-3. Trigger CI tests with [comments](https://docs.sglang.io/developer_guide/contribution_guide.html#how-to-trigger-ci-tests) (`/tag-run-ci-label`, `/rerun-failed-ci`, `/tag-and-rerun-ci`) or contact authorized users to do so.
+3. Trigger CI tests with [comments](https://docs.sglang.io/developer_guide/contribution_guide.html#how-to-trigger-ci-tests) or contact authorized users to do so.
+   - `/tag-run-ci-label`, `/rerun-failed-ci`, `/tag-and-rerun-ci`
 4. After green CI and required approvals, ask Merge Oncalls to merge.

.github/workflows/cancel-unfinished-pr-tests.yml

@@ -1,4 +1,4 @@
-name: Cancel Unfinished PR Tests
+name: Cancel Unfinished PR Runs
 
 on:
   workflow_dispatch:
@@ -15,7 +15,7 @@ permissions:
   pull-requests: read  # needed for gh pr view (labels)
 
 jobs:
-  cancel-pending-pr-test:
+  cancel-unfinished-pr-runs:
     runs-on: ubuntu-latest
     steps:
       - name: Install GitHub CLI

docs/developer_guide/contribution_guide.md

@@ -90,6 +90,8 @@ If you don’t have permission, please ask maintainers to trigger CI for you.
 
 ### CI rate limits
 
+Due to CI scheduling and limited resources, higher-priority PRs may preempt running jobs. In such cases, you may need to rerun the tests.
+
 We apply CI rate limits to prevent abuse and ensure fair usage of our CI resources.
 
 Each CI workflow has a default limit defined in its workflow configuration file. For example, in [pr-gate.yml](https://github.com/sgl-project/sglang/blob/main/.github/workflows/pr-gate.yml), the default cooldown period is 120 minutes, and each workflow can override it via the `cool-down-minutes` input parameter: