docs: align the step 04 test output on the homepage

Author: kvlonge

website/public/index.html

@@ -246,7 +246,7 @@ <h3>Test the logic, not just the columns</h3>
 
 <span class="cmd">sqb build --select daily_revenue</span>
 test  test_daily_revenue_chain           <span class="bad">FAIL</span>
-├── expect  expected daily_revenue    <span class="bad">FAIL</span>  unexpected=1; missing=1
+├── expect  expected daily_revenue       <span class="bad">FAIL</span>  unexpected=1; missing=1
 │     differing column total_revenue_cents: actual=3700, expected=2850
 └── error   [T003] test 'test_daily_revenue_chain' failed
 <span class="bad">✗ Completed with errors</span>  PASS=0  FAIL=1  SKIP=1</pre>