Filter by subgroup name before determining if our group has a subgroupqa/rs-filter-by-name-subgroup

We assumed that the QA sandbox group would continually be wiped and
re-created, and thus never have enough subgroups that the one we just
created during a new run wouldn't appear on the first page.

But we know what they say about assumptions.

1 files changed, 6 insertions, 0 deletions

diff --git a/qa/qa/page/group/show.rb b/qa/qa/page/group/show.rb
index 8080deda675..100e71ae157 100644
--- a/qa/qa/page/group/show.rb
+++ b/qa/qa/page/group/show.rb
@@ -6,7 +6,13 @@ module QA
           click_link name
         end
 
+        def filter_by_name(name)
+          fill_in 'Filter by name...', with: name
+        end
+
         def has_subgroup?(name)
+          filter_by_name(name)
+
           page.has_link?(name)
         end