Update ODK version to 18.4

[ Merge of http://go/wvgerrit/192493 ]

Bug: 311951236
Test: WVTS

Change-Id: Ia59bfacf91d812f36f7a198632f7fa3462d0b8df

libwvdrmengine/oemcrypto/odk/test/odk_test.cpp

@@ -1292,7 +1292,8 @@ std::vector<VersionParameters> TestCases() {
       {0, 16, 5, 16, 5},
       {0, 17, 1, 17, 1},
       {0, 17, 2, 17, 2},
-      {0, 18, 4, 18, 4},  // Change to 19 when the default version is updated.
+      {0, 18, 3, 18, 3},  // Change to 19 when the default version is updated.
+      {0, 18, 4, 18, 4},
   };
   return test_cases;
 }