Update Lancaster house FCDO links

app/views/histories/lancaster_house.html.erb

@@ -84,7 +84,7 @@
     <p>Situated close to Buckingham Palace, this historic house offers a magnificent setting, a prestigious central location, and first-class facilities for all types of events and hospitality.</p>
     <p>Steeped in political history and magnificently preserved, Lancaster House has a wide range of rooms and a large garden – the ideal place in central London for meetings, conferences and entertaining. It is the perfect backdrop for any occasion, from an intimate dinner to an international summit.</p>
     <p>Lancaster House also has a glamorous side and has been used for receptions and shows during London Fashion Week. The house has been used extensively for filming as well, including Disney’s National Treasure: Book of Secrets, BBC/HBO’s production of Churchill at War, Sherlock Holmes: A Game of Shadows, The King’s Speech, and Netflix’s The Crown.</p>
-    <p>Find out more about <a class="govuk-link" href="https://blogs.fco.gov.uk/lancasterhouse" rel="external">hiring Lancaster House for an event</a>.</p>
+    <p>Find out more about <a class="govuk-link" href="https://blogs.fcdo.gov.uk/lancasterhouse" rel="external">hiring Lancaster House for an event</a>.</p>
 
     <h2 id="history">History</h2>
     <p>Commissioned in 1825 by the ‘grand old’ Duke of York, York House – as it was then known – was a hub of social and political life throughout the 19th century.</p>
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     </div>
 
     <h2 id="contact-details">Contact details</h2>
-    <p>Find out more about the house, including venue hire, on the <a class="govuk-link" href="https://blogs.fco.gov.uk/lancasterhouse" rel="external">Lancaster House website</a>.</p>
+    <p>Find out more about the house, including venue hire, on the <a class="govuk-link" href="https://blogs.fcdo.gov.uk/lancasterhouse" rel="external">Lancaster House website</a>.</p>
 
     <p>You can also contact Lancaster House:</p>
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