[51545] Add to meeting button is chopped of in the work package meeti…

…ngs tab (#16603)

make the button width the same as its content and force description element have the remaining space

modules/meeting/app/components/work_package_meetings_tab/heading_component.html.erb

@@ -1,7 +1,7 @@
 <%=
   component_wrapper do
     flex_layout(justify_content: :space_between, align_items: :center) do |flex|
-      flex.with_column do
+      flex.with_column(flex: 1) do
         render(Primer::Beta::Text.new(color: :subtle)) { t("text_add_work_package_to_meeting_description") }
       end
       if allowed_to_add_to_meeting?