Fix buildbots with shared lib builds

[rafauler]

Summary

In D109412 I forgot to add a dependency on libObject. Fix that.

[rafauler]

Avoid deleting the extra new line at the end of this file

llvm/unittests/MC/CMakeLists.txt

 foreach(t ${LLVM_TARGETS_TO_BUILD})
   if(IS_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/${t})
     add_subdirectory(${t})
   endif()
 endforeach()
 
 set(LLVM_LINK_COMPONENTS
   ${LLVM_TARGETS_TO_BUILD}
   MC
   MCDisassembler
+  Object
   Support
   )
 
 add_llvm_unittest(MCTests
   Disassembler.cpp
   DwarfLineTables.cpp
   DwarfLineTableHeaders.cpp
   MCInstPrinter.cpp
   StringTableBuilderTest.cpp
   TargetRegistry.cpp
   MCDisassemblerTest.cpp
   )