Adapt bs_request_activity_timeline_component_spec

We now passing the history elements to the initializer over
fetching them inside the view component.

src/api/spec/components/bs_request_activity_timeline_component_spec.rb

@@ -4,11 +4,11 @@
   let!(:comment) { travel_to(1.day.ago) { create(:comment_request, commentable: bs_request) } }
 
   it 'shows the comment first, as it is an older timeline item' do
-    expect(render_inline(described_class.new(bs_request: bs_request))).to have_css('.timeline-item:first-child', text: comment.user.login)
-    expect(render_inline(described_class.new(bs_request: bs_request))).to have_css('.timeline-item:first-child', text: '1 day ago')
+    expect(render_inline(described_class.new(bs_request: bs_request, history_elements: [history_element]))).to have_css('.timeline-item:first-child', text: comment.user.login)
+    expect(render_inline(described_class.new(bs_request: bs_request, history_elements: [history_element]))).to have_css('.timeline-item:first-child', text: '1 day ago')
   end
 
   it 'shows the history element in the second position, as it is more recent' do
-    expect(render_inline(described_class.new(bs_request: bs_request))).to have_css('.timeline-item:last-child', text: 'accepted request')
+    expect(render_inline(described_class.new(bs_request: bs_request, history_elements: [history_element]))).to have_css('.timeline-item:last-child', text: 'accepted request')
   end
 end