fix version in CI

Author: jeanbez

.github/workflows/darshan-3.4.2.yml

@@ -41,7 +41,7 @@ jobs:
       - name: Build Darshan
         run: |
           cd darshan
-          git checkout darshan-3.4.0
+          git checkout darshan-3.4.2
           bash prepare.sh
           cd darshan-util
           ./configure
@@ -57,7 +57,7 @@ jobs:
         run: |
           python -m ensurepip --upgrade
           pip install --upgrade setuptools
-          pip install darshan==3.4.0.1
+          pip install darshan==3.4.2
           pip install -r requirements.txt
           pip install .