Update testvalueflow.cpp

Author: chrchr-github

test/testvalueflow.cpp

@@ -7171,7 +7171,7 @@ class TestValueFlow : public TestFixture {
                "    return a.size();\n"
                "}\n";
         ASSERT_EQUALS(true, tokenValues(code, "a . size", ValueFlow::Value::ValueType::CONTAINER_SIZE).empty());
-        
+
         code = "void f() {\n" // #14060
                "    std::stack<std::pair<int, int>> s;\n"
                "    s.emplace(0, 0);\n"