Fix required properties in schemas

With invalid properties not showing up in the output, they are not
required in the schema anymore.

Note: UTs test with all properties enabled in the cper-generator.

Tested by running example cpers against schemas

Change-Id: I54dcda2ae00587e4a7d59e0365eb41ac1669ba46
Signed-off-by: Aushim Nagarkatti <anagarkatti@nvidia.com>
diff --git a/tests/meson.build b/tests/meson.build
index d9e9d96..81060a2 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -55,7 +55,7 @@
         gtest,
         gmock,
         nlohmann_json_dep,
-        valijson_dep
+        valijson_dep,
     ],
 )
 test('test-cper-tests', cper_tests)