swan-cern: Update sparkmonitor version to v3.0.4

Author: rodrigo-sobral

swan-cern/Dockerfile

@@ -21,7 +21,7 @@ RUN pip install --no-deps --no-cache-dir dask-labextension==7.0.0
 # Ignore dependencies because they have already been installed or come from CVMFS
 RUN pip install --no-deps --no-cache-dir \
     sparkconnector==3.0.9 \
-    sparkmonitor==3.0.3 \
+    sparkmonitor==3.0.4 \
     swanportallocator==2.0.0 \
     swandask==0.0.5