Fix TestSwiftExpressionErrorReporting.py

Author: kastiglione

lldb/test/API/lang/swift/expression/error_reporting/TestSwiftExpressionErrorReporting.py

@@ -56,5 +56,5 @@ def check(value):
                     substrs=['Missing type'])
 
         process.Continue()
-        self.expect('dwim-print -O -- number', error=True,
+        self.expect('expression -O -- number', error=True,
                     substrs=['self', 'not', 'found'])