Try to fix the shpinx build

llvm-svn: 358154
diff --git a/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl06.rst b/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl06.rst
index 2a9f4c6..e509788 100644
--- a/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl06.rst
+++ b/llvm/docs/tutorial/MyFirstLanguageFrontend/LangImpl06.rst
@@ -760,7 +760,7 @@
 
 Here is the code:
 
-.. literalinclude:: ../../examples/Kaleidoscope/Chapter6/toy.cpp
+.. literalinclude:: ../../../examples/Kaleidoscope/Chapter6/toy.cpp
    :language: c++
 
 `Next: Extending the language: mutable variables / SSA