Update ci.yml

updated actions

Author: rieder

.github/workflows/ci.yml

@@ -33,7 +33,7 @@ jobs:
     steps:
 
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup MPI
       id:   setup-mpi
@@ -53,13 +53,13 @@ jobs:
       if:   ${{ matrix.mpi == 'openmpi' }}
 
     - name: Set up JDK 1.8
-      uses: actions/setup-java@v3.9.0
+      uses: actions/setup-java@v4
       with:
         distribution: 'zulu' # See 'Supported distributions' for available options
         java-version: '17'
 
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python }}
         cache: 'pip'
@@ -90,7 +90,7 @@ jobs:
         pip list
 
     - name: archive build log
-      uses: actions/upload-artifact@v3.1.1
+      uses: actions/upload-artifact@v4
       with:
           name: buildlog
           path: build.log