Merge bitcoin/bitcoin#23310: ci: Bump vcpkg release tag

13ae568 ci: Bump vcpkg release tag (Hennadii Stepanov)

Pull request description:

  In the new vcpkg release the "Binary Caching" and "Manifest Mode" features are [available by default](https://devblogs.microsoft.com/cppblog/all-vcpkg-enterprise-features-now-generally-available-versioning-binary-caching-manifests-and-registries/).

  Suggested in bitcoin/bitcoin#23215 (comment) and bitcoin/bitcoin#23215 (comment).

ACKs for top commit:
  sipsorcery:
    tACK 13ae568.

Tree-SHA512: 55558f2a2d395a3ad168eb1b36ffe3b0e6a3336b9a7c764d841345d8bb696b231d697dad36cc723d922d07be65c1b77a05cc9604a09e05e8f13ca8090ecb966d

Author: fanquake

.cirrus.yml

@@ -85,8 +85,7 @@ task:
   env:
     PATH: 'C:\jom;C:\Python39;C:\Python39\Scripts;C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\MSBuild\Current\Bin;%PATH%'
     PYTHONUTF8: 1
-    VCPKG_TAG: '75522bb1f2e7d863078bcd06322348f053a9e33f'
-    VCPKG_FEATURE_FLAGS: 'manifests'
+    VCPKG_TAG: '2021.05.12'
     QT_DOWNLOAD_URL: 'https://download.qt.io/official_releases/qt/5.12/5.12.11/single/qt-everywhere-src-5.12.11.zip'
     QT_LOCAL_PATH: 'C:\qt-everywhere-src-5.12.11.zip'
     QT_SOURCE_DIR: 'C:\qt-everywhere-src-5.12.11'