chore(deps): update actions/setup-python action to v5 (#15805)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/setup-python](https://togithub.com/actions/setup-python) |
action | major | `v4` -> `v5` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Release Notes

<details>
<summary>actions/setup-python (actions/setup-python)</summary>

### [`v5`](https://togithub.com/actions/setup-python/compare/v4...v5)

[Compare
Source](https://togithub.com/actions/setup-python/compare/v4...v5)

</details>

---

### Configuration

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Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

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This PR has been generated by [Renovate
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.github/workflows/charts-test.yaml

@@ -125,7 +125,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"
 
@@ -203,7 +203,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"
 
@@ -266,7 +266,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"
 
@@ -329,7 +329,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"
 
@@ -392,7 +392,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"
 
@@ -455,7 +455,7 @@ jobs:
         with:
           version: v3.13.2
 
-      - uses: actions/setup-python@65d7f2d534ac1bc67fcd62888c5f4f3d2cb2b236 # v4
+      - uses: actions/setup-python@0a5c61591373683505ea898e09a3ea4f39ef2b9c # v5
         with:
           python-version: "3.11"