Meta: Pin recently added vcpkg dependencies

Author: https://github.com/trflynn89
Commit: 4d866f22a4
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3027

vcpkg.json

@@ -131,6 +131,10 @@
       "name": "curl",
       "version": "8.10.1#0"
     },
+    {
+      "name": "dirent",
+      "version": "1.24#0"
+    },
     {
       "name": "ffmpeg",
       "version": "6.1.1#11"
@@ -167,6 +171,14 @@
       "name": "libwebp",
       "version": "1.4.0#1"
     },
+    {
+      "name": "mman",
+      "version": "git-f5ff813#5"
+    },
+    {
+      "name": "openssl",
+      "version": "3.4.0#0"
+    },
     {
       "name": "simdutf",
       "version": "5.6.0#0"