(543) fix the attach-* integ tests
I neglected to adjust the new attach-* integration tests after removing
the http-metrics event.  Working now.
@@ -86,9 +86,6 @@ ERR+=$?
grep -q http-resp $EVT_FILE > /dev/null
ERR+=$?
-grep -q http-metric $EVT_FILE > /dev/null
-ERR+=$?
-
kill -9 `pidof python3` > /dev/null
endtest
@@ -118,8 +115,6 @@ if [[ $(grep Ubuntu /etc/os-release) ]]; then
grep -q http-resp $EVT_FILE > /dev/null
ERR+=$?
-grep -q http-metric $EVT_FILE > /dev/null
-ERR+=$?
fi
grep -q fs.open $EVT_FILE > /dev/null
