bump actions

Author: casperdcl

.github/workflows/build-test.yml

@@ -55,7 +55,7 @@ jobs:
       fail-fast: false
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: recursive
     - name: install_dependencies

.github/workflows/cffconvert.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out a copy of the repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Check whether the citation metadata from CITATION.cff is valid
         uses: citation-file-format/[email protected]