[POR-1631] remove activity feed refresh button (#3483)

dashboard/src/main/home/app-dashboard/expanded-app/activity-feed/ActivityFeed.tsx

@@ -227,20 +227,6 @@ const ActivityFeed: React.FC<Props> = ({ chart, stackName, appData }) => {
           <Pagination page={page} setPage={setPage} totalPages={numPages} />
         </>
       )}
-      <Spacer y={1} />
-      <Container row spaced>
-        <Spacer inline x={1} />
-        <Button
-          onClick={getEvents}
-          height="20px"
-          color="fg"
-          withBorder
-        >
-          <Icon src={refresh} height="10px"></Icon>
-          <Spacer inline x={0.5} />
-          Refresh feed
-        </Button>
-      </Container>
     </StyledActivityFeed>
   );
 };