Revert "scilab: implement enum_var test"

This reverts commit fbe6c13267.

It looks like an accidental change to me

Examples/test-suite/enum_var.i

@@ -3,6 +3,6 @@
 %inline %{
 
 enum Fruit { APPLE, PEAR };
-enum Fruit test;
+Fruit test;
 
 %}

Examples/test-suite/scilab/enum_var_runme.sci

@@ -1,9 +0,0 @@
-exec("swigtest.start", -1);
-
-test_set(APPLE_get());
-if test_get() <> APPLE_get() then swigtesterror(); end
-
-test_set(PEAR_get());
-if test_get() <> PEAR_get() then swigtesterror(); end
-
-exec("swigtest.quit", -1);