cpp-httplib : allow _WIN32_WINNT >= 0x0602

Signed-off-by: Adrien Gallouët <angt@huggingface.co>

Author: angt

vendor/cpp-httplib/httplib.h

@@ -31,10 +31,11 @@
     "cpp-httplib doesn't support platforms where size_t is less than 64 bits."
 #endif
 
+// TODO: check this
 #ifdef _WIN32
-#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0A00
-#error                                                                         \
-    "cpp-httplib doesn't support Windows 8 or lower. Please use Windows 10 or later."
+#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0602
+#error \
+ "cpp-httplib doesn't support Windows versions below Windows 8."
 #endif
 #endif