Bump the actions group with 2 updates

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


Updates `actions/checkout` from 4 to 5
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

Updates `actions/download-artifact` from 4 to 5
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Lint with Flake8
         run: |
           python3 -m venv .venv
@@ -31,7 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Run tests
         run: |
           python3 -m venv .venv
@@ -51,10 +51,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Check out siliconcompiler Git repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: siliconcompiler/siliconcompiler
           path: siliconcompiler
@@ -83,7 +83,7 @@ jobs:
     container: ghcr.io/siliconcompiler/sc_runner:latest
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Run tests
         run: |
           python3 -m venv .venv

.github/workflows/wheels.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: true
     - uses: hynek/build-and-inspect-python-package@v2
@@ -25,7 +25,7 @@ jobs:
     if: github.event_name == 'release' && github.event.action == 'published'
 
     steps:
-    - uses: actions/download-artifact@v4
+    - uses: actions/download-artifact@v5
       with:
         name: Packages
         path: dist
@@ -41,7 +41,7 @@ jobs:
       contents: write
 
     steps:
-    - uses: actions/download-artifact@v4
+    - uses: actions/download-artifact@v5
       with:
         name: Packages
         path: dist