fix: typo

src/data/case-studies.json

@@ -166,7 +166,7 @@
         "Stripped out old bathroom and disposed of all rubbish.",
         "Tiled wall and floor with Victorian style tiling",
         "Recessed plumbing for wall mounted shower unit",
-        "Total price for labour and materials: £5,500.",
+        "Total price for labour and materials: £4,500.",
         "(This does not include bathroom suite or tiles)"
       ]
     }