Update build-icu-win.yml

Author: crazywhalecc

.github/workflows/build-icu-win.yml

@@ -14,8 +14,17 @@ jobs:
     runs-on: windows-latest
     timeout-minutes: 240
     steps:
+      - name: "Create custom vcpkg triplet (static + v142 toolset)"
+        run: |
+          @"
+          set(VCPKG_TARGET_ARCHITECTURE x64)
+          set(VCPKG_CRT_LINKAGE static)
+          set(VCPKG_LIBRARY_LINKAGE static)
+          set(VCPKG_PLATFORM_TOOLSET v142)
+          "@ | Set-Content "$env:VCPKG_INSTALLATION_ROOT\triplets\community\x64-windows-static-v142.cmake"
+
       - name: "Vcpkg build"
-        run: vcpkg install icu:x64-windows-static --x-install-root=.
+        run: vcpkg install icu:x64-windows-static-v142 --x-install-root=.
 
       - name: "Pack"
         run: |