Use vcpkg in CI

Author: vector-of-bool

.github/workflows/ci.yml

@@ -34,7 +34,6 @@ jobs:
           - 14.3.0
           - 13.4.0
           - 12.5.0
-        use_vcpkg: ["true", "false"]
     runs-on: ubuntu-latest
     name: "Build with GCC"
     steps:
@@ -43,5 +42,4 @@ jobs:
         run: |
           bash tools/earthly.sh +build-gcc \
             --gcc_version=${{matrix.gcc_version}} \
-            --use_vcpkg=${{matrix.use_vcpkg}} \
             --test=false