Bump actions/checkout from 5.0.0 to 6.0.1 in the github-actions group (#90)

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -18,7 +18,7 @@ jobs:
     name: tests
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           fetch-depth: 0
 

.github/workflows/tests_mamba.yml

@@ -18,7 +18,7 @@ jobs:
     name: tests-mamba
     runs-on: "ubuntu-latest"
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
         with:
           fetch-depth: 0