fix CI (add MPI)

Author: AndreasGocht

.github/workflows/publish.yml

@@ -17,12 +17,15 @@ jobs:
         python-version: 3.8
     - name: Check Version
       run: test ${{ github.event.release.tag_name }} = `python -c "import scorep._version; print('v'+scorep._version.__version__)"`
-    
+
+    - name: Install MPI
+      run: sudo apt-get -y install openmpi-common openmpi-bin libopenmpi-dev
+
     - name: Add Score-P repo
       run: sudo add-apt-repository ppa:andreasgocht/scorep
 
     - name: Install Score-P      
-      run: sudo apt install scorep
+      run: sudo apt-get -y install scorep
 
     - name: Setup environment
       run: echo "$HOME/scorep/bin" >> $GITHUB_PATH

.github/workflows/unit_tests.yml

@@ -19,11 +19,14 @@ jobs:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip
 
+    - name: Install MPI
+      run: sudo apt-get -y install openmpi-common openmpi-bin libopenmpi-dev
+
     - name: Add Score-P repo
       run: sudo add-apt-repository ppa:andreasgocht/scorep
 
     - name: Install Score-P      
-      run: sudo apt install scorep
+      run: sudo apt-get -y install scorep
 
     - name: Setup environment
       run: echo "$HOME/scorep/bin" >> $GITHUB_PATH