Add workaround for log filtering issue in cockpit 251

See https://github.com/cockpit-project/cockpit/issues/16243 .
This is a fairly minor issue upstream knows about but will not
be fixed immediately, so we'll add a workaround for it for now.

Signed-off-by: Adam Williamson <awilliam@redhat.com>

needles/cockpit/cockpit_logs_apply-20210819.json

@@ -0,0 +1,15 @@
+{
+  "area": [
+    {
+      "xpos": 854,
+      "ypos": 251,
+      "width": 20,
+      "height": 23,
+      "type": "match"
+    }
+  ],
+  "properties": [],
+  "tags": [
+    "cockpit_logs_apply"
+  ]
+}

tests/server_cockpit_basic.pm

@@ -21,6 +21,15 @@ sub run {
     type_string "info\n";
     wait_still_screen 5;
     # now click an entry
+    unless (check_screen "cockpit_logs_entry") {
+        # in cockpit 251, just hitting enter doesn't apply the change,
+        # we have to click a button. FIXME: in future this will be
+        # fixed and we will be able to remove this workaround:
+        # https://github.com/cockpit-project/cockpit/issues/16243
+        assert_and_click "cockpit_logs_apply";
+        record_soft_failure "needed to click to apply filter change - https://github.com/cockpit-project/cockpit/issues/16243";
+        wait_still_screen 5;
+    }
     assert_and_click "cockpit_logs_entry";
     # check we get to the appropriate detail screen
     assert_screen "cockpit_logs_detail";