Rename LLVMConfig.cmake to LLVM-Config.cmake. The *Config.cmake naming
scheme is used by the functionality related to find_package.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128889 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index df739b4..6087094 100755
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -1,5 +1,5 @@
 include(LLVMProcessSources)
-include(LLVMConfig)
+include(LLVM-Config)
 
 macro(add_llvm_library name)
   llvm_process_sources( ALL_FILES ${ARGN} )