Update boost port: 1.70.0 -> 1.75.0 (#13552)

Author: sbc100

tools/ports/boost_headers.py

@@ -7,16 +7,16 @@
 import os
 import shutil
 
-TAG = '1.70.0'
-HASH = '3ba0180a4a3c20d64727750a3233c82aadba95f265a45052297b955902741edac1befd963400958d6915e5b8d9ade48195eeaf8524f06fdb4cfe43b98677f196'
+TAG = '1.75.0'
+HASH = '8c38be1ebef1b8ada358ad6b7c9ec17f5e0a300e8085db3473a13e19712c95eeb3c3defacd3c53482eb96368987c4b022efa8da2aac2431a154e40153d3c3dcd'
 
 
 def needed(settings):
   return settings.USE_BOOST_HEADERS == 1
 
 
 def get(ports, settings, shared):
-  ports.fetch_project('boost_headers', 'https://github.com/emscripten-ports/boost/releases/download/boost-1.70.0/boost-headers-' + TAG + '.zip',
+  ports.fetch_project('boost_headers', 'https://github.com/emscripten-ports/boost/releases/download/boost-1.75.0/boost-headers-' + TAG + '.zip',
                       'boost', sha512hash=HASH)
 
   def create(final):