Everywhere: Fix even more typos

Author: https://github.com/szepeviktor
Commit: 1c01e183b7
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/5974
Reviewed-by: https://github.com/gmta ✅

Tests/AK/TestInsertionSort.cpp

@@ -35,7 +35,7 @@ TEST_CASE(sorts_ascending)
     }
 }
 
-TEST_CASE(sorts_decending)
+TEST_CASE(sorts_descending)
 {
     srand(seed);