mscoree/tests: Make the test and cleanup functions static.

dlls/mscoree/tests/metahost.c

@@ -56,14 +56,14 @@ BOOL init_pointers(void)
     return TRUE;
 }
 
-void cleanup(void)
+static void cleanup(void)
 {
     ICLRMetaHost_Release(metahost);
 
     FreeLibrary(hmscoree);
 }
 
-void test_enumruntimes(void)
+static void test_enumruntimes(void)
 {
     IEnumUnknown *runtime_enum;
     IUnknown *unk;
@@ -108,7 +108,7 @@ void test_enumruntimes(void)
     IEnumUnknown_Release(runtime_enum);
 }
 
-void test_getruntime(void)
+static void test_getruntime(void)
 {
     static const WCHAR twodotzero[] = {'v','2','.','0','.','5','0','7','2','7',0};
     static const WCHAR twodotzerodotzero[] = {'v','2','.','0','.','0',0};