Fix permissions in pre-commit hook

CMakeLists.txt

@@ -7,8 +7,7 @@ project(citra)
 if(NOT EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git/hooks/pre-commit)
     message(STATUS "Copying pre-commit hook")
     file(COPY hooks/pre-commit
-        DESTINATION ${CMAKE_CURRENT_SOURCE_DIR}/.git/hooks
-        FILE_PERMISSIONS WORLD_EXECUTE )
+        DESTINATION ${CMAKE_CURRENT_SOURCE_DIR}/.git/hooks)
 endif()
 
 if (NOT MSVC)