build: add TODO comments to add -msse2 for zlib

Refs: nodejs#35679

Author: RaisinTen

deps/zlib/contrib/optimizations/chunkcopy.h

@@ -29,6 +29,8 @@
 #include <arm_neon.h>
 typedef uint8x16_t z_vec128i_t;
 #elif defined(INFLATE_CHUNK_SIMD_SSE2)
+// TODO(raisinten): When https://github.com/nodejs/node/pull/33044 lands,
+// remove the next line and add `-msse2` to the command line options.
 #pragma GCC target ("sse2")
 #include <emmintrin.h>
 typedef __m128i z_vec128i_t;

deps/zlib/fill_window_sse.c

@@ -9,6 +9,8 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
+// TODO(raisinten): When https://github.com/nodejs/node/pull/33044 lands,
+// remove the next line and add `-msse2` to the command line options.
 #pragma GCC target ("sse2")
 #include <immintrin.h>
 #include "deflate.h"