Remove nonexistent path in CMakeLists.txt (#1553)

Summary:

Pull Request resolved: https://github.com/facebook/folly/pull/1553

Differential Revision: D27504501

Pulled By: yfeldblum

fbshipit-source-id: 291036c64050896d3873271722c84380fd2b3ec7
Co-authored-by: Zhiwei Chen <condy0919@gmail.com>

CMakeLists.txt

@@ -150,7 +150,6 @@ REMOVE_MATCHES_FROM_LISTS(files hfiles
   MATCHES
     "^${FOLLY_DIR}/build/"
     "^${FOLLY_DIR}/experimental/exception_tracer/"
-    "^${FOLLY_DIR}/futures/exercises/"
     "^${FOLLY_DIR}/logging/example/"
     "^${FOLLY_DIR}/(.*/)?test/"
     "^${FOLLY_DIR}/tools/"
@@ -164,7 +163,6 @@ list(REMOVE_ITEM files
   ${FOLLY_DIR}/python/executor.cpp
   ${FOLLY_DIR}/python/fibers.cpp
   ${FOLLY_DIR}/python/GILAwareManualExecutor.cpp
-  ${FOLLY_DIR}/cybld/folly/executor.cpp
   ${FOLLY_DIR}/experimental/symbolizer/Addr2Line.cpp
 )
 list(REMOVE_ITEM hfiles