add a modifier for breaking words if necessary

Signed-off-by: Florian Kraft <f.kraft@finn.de>

app/assets/stylesheets/content/_forms.sass

@@ -535,6 +535,11 @@ fieldset.form--fieldset
   & > [data-tooltip], & > [class^="tooltip--"]
     padding-top: 0.6rem
 
+.form--field
+  & .-break-words > .form--label
+    text-overflow: ellipsis
+    overflow: hidden
+
 .form--list
   display: flex
   margin: 0

app/helpers/work_packages_helper.rb

@@ -434,7 +434,7 @@ module WorkPackagesHelper
   end
 
   def work_package_form_field(required: false, classes: '')
-    div_class = 'form--field -wide-label'
+    div_class = 'form--field -wide-label -break-words'
     div_class << " #{classes}"
     div_class << ' -required' if required