Backport workflow-hardening fix (excessive-permissions) to 3 release branches

[CharlieMCY]

Summary

The default branch already hardened .github/workflows/stale.yml against the issue(s) below, but 3 release branches still carry it. This proposes the same, minimal, scanner-verified fix for each.

What's flagged (by zizmor)

• excessive-permissions — workflow/job granted broader permissions than needed

Already resolved on the default branch in:

• 48e3635

Affected release branches (3)

• stable-cascade-dtype (still present as of HEAD 327d8e5a)
• release-tests (still present as of HEAD 7ef1df4a)
• stable-cascade-upcasting (still present as of HEAD 1ca9acc2)

Suggested per-branch patches

Each diff below was checked locally with zizmor and actionlint: the flagged finding(s) are cleared on the affected construct and no new lint or security findings are introduced. (Whitespace is normalized; only security-relevant lines change.)

stable-cascade-dtype — excessive-permissions

File .github/workflows/stale.yml; suggested edits:

• • jobs.$J.permissions.issues = 'write'
• • jobs.$J.permissions.pull-requests = 'write'

--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -25,3 +25,6 @@
       - name: Close stale issues
         run: |
           python utils/stale.py
+    permissions:
+      issues: write
+      pull-requests: write

release-tests — excessive-permissions

File .github/workflows/stale.yml; suggested edits:

• • jobs.$J.permissions.issues = 'write'
• • jobs.$J.permissions.pull-requests = 'write'

--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -25,3 +25,6 @@
       - name: Close stale issues
         run: |
           python utils/stale.py
+    permissions:
+      issues: write
+      pull-requests: write

stable-cascade-upcasting — excessive-permissions

File .github/workflows/stale.yml; suggested edits:

• • jobs.$J.permissions.issues = 'write'
• • jobs.$J.permissions.pull-requests = 'write'

--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -25,3 +25,6 @@
       - name: Close stale issues
         run: |
           python utils/stale.py
+    permissions:
+      issues: write
+      pull-requests: write

---

Happy to open pull requests instead if that's preferred.