remove sync events from the activity feed because it's overly verbose
remove sync events from the activity feed because it's overly verbose

Endika/metabase,dashkb/metabase,Endika/metabase,zoowii/metabase,zoowii/metabase,dashkb/metabase,blueoceanideas/metabase,zoowii/metabase,dashkb/metabase,dashkb/metabase,blueoceanideas/metabase,dashkb/metabase,Endika/metabase,zoowii/metabase,Endika/metabase,zoowii/metabase,blueoceanideas/metabase,Endika/metabase,blueoceanideas/metabase,blueoceanideas/metabase