Merge pull request #230 from proxystore/dependabot/github_actions/actions/checkout-6

Bump actions/checkout from 5 to 6

Author: gpauloski

.github/workflows/cache.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Cleanup
         run: |

.github/workflows/tests.yml

@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python ${{matrix.python}}
         uses: actions/setup-python@v6