Update docs in CMakeLists.txt

CMakeLists.txt

@@ -60,7 +60,7 @@ message("Boost sources successfully fetched into ${boost_SOURCE_DIR}")
 
 set(CMAKE_EXECUTABLE_SUFFIX ".js" CACHE STRING "Binary type to be generated by Emscripten.")
 
-# Set up extra compile and link options and append to the lists as necessary.
+# Set up common compile and link options to be merged with other options as necessary.
 set(CLP_FFI_JS_COMMON_COMPILE_OPTIONS
     -fwasm-exceptions
 )