[nghttp2] Update and fixes

[dg0yt]

• What does your PR fix?

  • Updates nghttp2 to v1.44.0
  • Modernizes the port
  • Fixes linkage configuration
  • Adds NGHTTP2_STATICLIB to the headers for static linkage on Windows, making a patch in port curl obsolete.

• Which triplets are supported/not supported? Have you updated the CI baseline?

  all, no

• Does your PR follow the maintainer guide?

  yes

• If you have added/updated a port: Have you run ./vcpkg x-add-version --all and committed the result?

  yes

[github-actions]

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After committing all other changes, the version database must be updated

git add -u && git commit
git checkout 7dbc05515b44bf54d2a42b4da9d1e1f910868b86 -- versions
./vcpkg x-add-version --all

Diff

diff --git a/versions/n-/nghttp2.json b/versions/n-/nghttp2.json
index 9eadf60..4cd034b 100644
--- a/versions/n-/nghttp2.json
+++ b/versions/n-/nghttp2.json
@@ -1,7 +1,7 @@
 {
   "versions": [
     {
-      "git-tree": "9afa42d07c41c9d2db4ee3f4e6636d347bd2c8dc",
+      "git-tree": "7d98b71b7948db8173a563483081700e706268b0",
       "version": "1.44.0",
       "port-version": 0
     },

[JonLiu1993]

@dg0yt ,Thanks for your pr.