fix ci: install icu-libs in node:22-alpine for .NET bicep CLI globalization support

Agent-Logs-Url: https://github.com/Azure/bicep/sessions/4ef1793f-53c3-4741-a131-7a19d85fc0b3

Co-authored-by: brendandburns <5751682+brendandburns@users.noreply.github.com>

Author: Copilot

.github/workflows/build.yml

@@ -671,7 +671,7 @@ jobs:
         uses: docker://node:22-alpine
         with:
           entrypoint: sh
-          args: -c "set -eu && node -v && npm -v && npm ci --prefix ./src/Bicep.Cli.E2eTests && npm test --prefix ./src/Bicep.Cli.E2eTests"
+          args: -c "set -eu && apk add --no-cache icu-libs && node -v && npm -v && npm ci --prefix ./src/Bicep.Cli.E2eTests && npm test --prefix ./src/Bicep.Cli.E2eTests"
         env:
           BICEP_CLI_DOTNET_RID: ${{ matrix.runtime.rid }}
           BICEP_CLI_EXECUTABLE: ../../../Bicep.Cli.E2eTests/src/temp/bicep-cli/bicep