Turn on parallel recompilation for tests that assert optimization status.

test/mjsunit/assert-opt-and-deopt.js

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-// Flags: --allow-natives-syntax --noparallel-recompilation
+// Flags: --allow-natives-syntax
 
 if (%IsParallelRecompilationSupported()) {
   print("Parallel recompilation is turned on after all. Skipping this test.");
   quit();
 }
 
 /**
  * This class shows how to use %GetOptimizationCount() and
  * %GetOptimizationStatus() to infer information about opts and deopts.
  * Might be nice to put this into mjsunit.js, but that doesn't depend on
@@ skipping 134 matching lines @@
 // Let's trigger optimization for another type.
 for (var i = 0; i < 5; i++) f("a");
 
 %OptimizeFunctionOnNextCall(f);
 f("b");
 
 tracker.AssertOptCount(f, 2);
 tracker.AssertIsOptimized(f, true);
 tracker.AssertDeoptHappened(f, true);
 tracker.AssertDeoptCount(f, 1);