[examples] Fix the SpeculativeJIT example for 85fb997.

Author: lhames

llvm/examples/SpeculativeJIT/SpeculativeJIT.cpp

@@ -102,7 +102,7 @@ class SpeculativeJIT {
       IndirectStubsManagerBuilderFunction ISMBuilder,
       std::unique_ptr<DynamicLibrarySearchGenerator> ProcessSymbolsGenerator)
       : ES(std::move(ES)), DL(std::move(DL)),
-        MainJD(this->ES->createJITDylib("<main>")), LCTMgr(std::move(LCTMgr)),
+        MainJD(this->ES->createBareJITDylib("<main>")), LCTMgr(std::move(LCTMgr)),
         CompileLayer(*this->ES, ObjLayer,
                      std::make_unique<ConcurrentIRCompiler>(std::move(JTMB))),
         S(Imps, *this->ES),