fix linting issues

app/views/content/life-as-a-teacher/age-groups-and-specialisms/primary/_article.html.erb

@@ -15,7 +15,7 @@
 
   <section class="col col-720 col-space-l-top">
     <h2 class="heading--box-blue">What you'll teach at each age group</h2>
-   <p>Pupils usually start primary school in England when they are 4 to 5 and leave when they are 11 years old. However, some pupils could start when they are 3 years old if there is a nursery attached to the school.</p> 
+    <p>Pupils usually start primary school in England when they are 4 to 5 and leave when they are 11 years old. However, some pupils could start when they are 3 years old if there is a nursery attached to the school.</p>
     <p><a href="/life-as-a-teacher/age-groups-and-specialisms/early-years-teachers">Find out more about teaching pupils before the age of 5.</a></p>
    <p>Primary school is split into groups of years. The first year is known as reception and is part of the early years foundation stage (EYFS). There are then two other groups of years known as key stages. In primary school the key stages are  key stage 1 (KS1) and key stage 2 (KS2).</p>
    <h3>Reception</h3>