.github: detect Finit version and figure out build dir on failure

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

.github/workflows/build.yml

@@ -60,7 +60,9 @@ jobs:
           /tmp/sbin/initctl -h
       - name: Run Unit Tests
         run: |
-          make -j1 distcheck || (ls -l test; ls -l .; cat finit-4.3-dev/_build/sub/test/start-stop-fserv.log; echo "test-suite.log ================================================================"; cat test/test-suite.log; cat finit-4.3-dev/_build/sub/test/test-suite.log; false)
+          ver=$(/tmp/sbin/initctl -V | awk '/Finit.*/ {print $2;}')
+          dir=finit-$ver/_build/sub
+          make -j1 distcheck || (cat $dir/test/test-suite.log; false)
       - name: Upload Test Results
         uses: actions/upload-artifact@v2
         with: