Use x86_64-linux in build workflow

Author: paulquiring

.github/workflows/build.yml

@@ -1,5 +1,5 @@
 # *******************************************************************************
-# Copyright (c) 2025 Contributors to the Eclipse Foundation
+# Copyright (c) 2026 Contributors to the Eclipse Foundation
 #
 # See the NOTICE file(s) distributed with this work for additional
 # information regarding copyright ownership.
@@ -10,7 +10,6 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 # *******************************************************************************
-
 name: Bazel Build
 
 on:
@@ -30,7 +29,6 @@ jobs:
       - name: Setup Bazel
         uses: bazel-contrib/setup-bazel@0.15.0
         with:
-          bazelisk-version: 1.26.0 # newest LTS before 1 Jun 2025
           disk-cache: true
           repository-cache: true
           bazelisk-cache: true
@@ -57,4 +55,4 @@ jobs:
 
       - name: Build with Bazel
         run: |
-          bazel build //...
+          bazel build --config x86_64-linux //...