C++: Fix test after spelling fixes

Author: jketema

cpp/ql/test/experimental/query-tests/Security/CWE/CWE-703/semmle/tests/FindIncorrectlyUsedExceptions.expected

@@ -1,3 +1,3 @@
 | test.cpp:35:3:35:33 | call to runtime_error | Object creation of exception type on stack. Did you forget the throw keyword? |
 | test.cpp:41:3:41:11 | call to funcTest1 | There is an exception in the function that requires your attention. |
-| test.cpp:42:3:42:9 | call to DllMain | DllMain contains an exeption not wrapped in a try..catch block. |
+| test.cpp:42:3:42:9 | call to DllMain | DllMain contains an exception not wrapped in a try..catch block. |