Update cpp-httplib to v0.17.0 (#5130)

packages/c/cpp-httplib/xmake.lua

@@ -7,6 +7,7 @@ package("cpp-httplib")
     set_urls("https://github.com/yhirose/cpp-httplib/archive/refs/tags/$(version).tar.gz",
              "https://github.com/yhirose/cpp-httplib.git")
 
+    add_versions("v0.17.0", "dd3ba355b6aa74b7a0bff982ad0de7af6d9672fd83af30aa84eb707974d2a903")
     add_versions("v0.16.3", "c1742fc7179aaae2a67ad9bba0740b7e9ffaf4f5e62feef53101ecdef1478716")
     add_versions("v0.8.5", "b353f3e7c124a08940d9425aeb7206183fa29857a8f720c162f8fd820cc18f0e")
     add_versions("v0.9.2", "bfef2587a2aa31c85fb361df71c720be97076f8083e4f3881da8572f6a58054f")