[cpp-httplib] update to 0.18.0 (#40974)

ports/cpp-httplib/portfile.cmake

@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO yhirose/cpp-httplib
     REF "v${VERSION}"
-    SHA512 b4c29ba7d4b832722cda01a03c8ba8c2a318afaaf7dbf5cde9aa21d0626070e61e3c39f547c8068ca7da076a96e6a0da526b80c75e33944a51665879ff45f2c7
+    SHA512 35ff903d51fee5428d7a95a0406460f8a18d1b5653f6ec8f353d7a2f1084598e599b24d0401f7214d5ee8d9764c74a4e617fff55acd4e6733ab1b9f2d7d4403c
     HEAD_REF master
     PATCHES
         fix-find-brotli.patch

ports/cpp-httplib/vcpkg.json

@@ -1,6 +1,6 @@
 {
   "name": "cpp-httplib",
-  "version": "0.17.0",
+  "version": "0.18.0",
   "description": "A single file C++11 header-only HTTP/HTTPS server and client library",
   "homepage": "https://github.com/yhirose/cpp-httplib",
   "license": "MIT",

versions/baseline.json

@@ -1889,7 +1889,7 @@
       "port-version": 0
     },
     "cpp-httplib": {
-      "baseline": "0.17.0",
+      "baseline": "0.18.0",
       "port-version": 0
     },
     "cpp-ipc": {

versions/c-/cpp-httplib.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "22ef6ccb262c5a3a835b39278d4800035a967a94",
+      "version": "0.18.0",
+      "port-version": 0
+    },
     {
       "git-tree": "f32a3404b27650358bc9de8aec265cc7538a865d",
       "version": "0.17.0",