Update help sections for max build timeout inputs

app/views/projects/settings/ci_cd/_form.html.haml

@@ -29,7 +29,7 @@
           = f.label :build_timeout_human_readable, _('Timeout'), class: 'label-bold'
           = f.text_field :build_timeout_human_readable, class: 'form-control'
           %p.form-text.text-muted
-            = _("Per job. If a job passes this threshold, it will be marked as failed")
+            = _('If any job surpasses this timeout threshold, it will be marked as failed. Human readable time input language is accepted like "1 hour". Values without specification represent seconds.')
             = link_to icon('question-circle'), help_page_path('user/project/pipelines/settings', anchor: 'timeout'), target: '_blank'
 
         %hr

app/views/shared/runners/_form.html.haml

@@ -45,7 +45,7 @@
       = _('Maximum job timeout')
     .col-sm-10
       = f.text_field :maximum_timeout_human_readable, class: 'form-control'
-      .form-text.text-muted= _('This timeout will take precedence when lower than Project-defined timeout')
+      .form-text.text-muted= _('This timeout will take precedence when lower than project-defined timeout and accepts a human readable time input language like "1 hour". Values without specification represent seconds.')
   .form-group.row
     = label_tag :tag_list, class: 'col-form-label col-sm-2' do
       = _('Tags')