Update testmemleak.cpp

Author: chrchr-github

test/testmemleak.cpp

@@ -2772,12 +2772,6 @@ class TestMemleakNoVar : public TestFixture {
               "}");
         ASSERT_EQUALS("[test.cpp:2:3]: (error) Return value of allocation function 'fopen' is not stored. [leakReturnValNotUsed]\n", errout_str());
 
-        check("void foo() {\n"
-              "  FILE *f = fopen(\"file.txt\", \"r\");\n"
-              "  freopen(\"file.txt\", \"r\", f);\n"
-              "}");
-        ASSERT_EQUALS("[test.cpp:3:3]: (error) Return value of allocation function 'freopen' is not stored. [leakReturnValNotUsed]\n", errout_str());
-
         check("void foo() {\n"
               "  freopen(\"file.txt\", \"r\", stdin);\n"
               "}");