Update the vcpkg checkout commit ID in appveyor config.

Author: sipsorcery

.appveyor.yml

@@ -1,6 +1,6 @@
 version: '{branch}.{build}'
 skip_tags: true
-image: Previous Visual Studio 2019
+image: Visual Studio 2019
 configuration: Release
 platform: x64
 clone_depth: 5
@@ -11,7 +11,7 @@ environment:
   QT_DOWNLOAD_HASH: '9a8c6eb20967873785057fdcd329a657c7f922b0af08c5fde105cc597dd37e21'
   QT_LOCAL_PATH: 'C:\Qt5.9.8_x64_static_vs2019'
   VCPKG_INSTALL_PATH: 'C:\tools\vcpkg\installed'
-  VCPKG_COMMIT_ID: 'ed0df8ecc4ed7e755ea03e18aaf285fd9b4b4a74'
+  VCPKG_COMMIT_ID: 'f3f329a048eaff759c1992c458f2e12351486bc7'
 install:
 # Disable zmq test for now since python zmq library on Windows would cause Access violation sometimes.
 # - cmd: pip install zmq