[ngtcp2] update to 1.8.1 (#41808)

ports/ngtcp2/popcnt_intrinsic.patch

@@ -1,13 +0,0 @@
-diff --git a/lib/ngtcp2_ringbuf.c b/lib/ngtcp2_ringbuf.c
-index c381c23..73d9230 100644
---- a/lib/ngtcp2_ringbuf.c
-+++ b/lib/ngtcp2_ringbuf.c
-@@ -32,7 +32,7 @@
- #include "ngtcp2_macro.h"
- 
- #if defined(_MSC_VER) && !defined(__clang__) &&                                \
--    (defined(_M_ARM) || defined(_M_ARM64))
-+    (defined(_M_ARM) || (defined(_M_ARM64) && _MSC_VER < 1941))
- static unsigned int __popcnt(unsigned int x) {
-   unsigned int c = 0;
-   for (; x; ++c) {

ports/ngtcp2/portfile.cmake

@@ -2,11 +2,10 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO ngtcp2/ngtcp2
     REF "v${VERSION}"
-    SHA512 891a7339122f60b1796bb24d29ab75d0316717c2a64a45bade805242b70cb8713abc7642cdf0ec646ab9e80085d65117f0ea9b1e671d76bcd54038b0ea9bc868
+    SHA512 de38eaa8b7761ed1f7d8b07bfd8dd274820694b4438f224a4984e045a6c866ec5c4f23a142885883e2ea005994b40914e2aafc2724e3860cb9d72b759d947a9b
     HEAD_REF main
     PATCHES
         openssl_required.patch
-        popcnt_intrinsic.patch # https://github.com/ngtcp2/ngtcp2/pull/1351
 )
 
 string(COMPARE EQUAL "${VCPKG_LIBRARY_LINKAGE}" "static" ENABLE_STATIC_LIB)

ports/ngtcp2/vcpkg.json

@@ -1,7 +1,6 @@
 {
   "name": "ngtcp2",
-  "version": "1.7.0",
-  "port-version": 1,
+  "version": "1.8.1",
   "description": "ngtcp2 project is an effort to implement RFC9000 QUIC protocol.",
   "homepage": "https://github.com/ngtcp2/ngtcp2",
   "license": "MIT",

versions/baseline.json

@@ -6333,8 +6333,8 @@
       "port-version": 0
     },
     "ngtcp2": {
-      "baseline": "1.7.0",
-      "port-version": 1
+      "baseline": "1.8.1",
+      "port-version": 0
     },
     "nifly": {
       "baseline": "1.0.0",

versions/n-/ngtcp2.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "3a0befe8767508d567f8f3eca44020eaca5a450f",
+      "version": "1.8.1",
+      "port-version": 0
+    },
     {
       "git-tree": "b0694dae4b89a7212beb478571821e45c3715335",
       "version": "1.7.0",