Change: [Actions] Use -fuse-ld=lld and Ninja for MinGW (#10785)

And some miscellaneous things while touching the file

.github/workflows/ci-build.yml

@@ -214,7 +214,7 @@ jobs:
     - name: Install OpenGFX
       run: |
         mkdir -p ~/Documents/OpenTTD/baseset
-        cd ~/Documents//OpenTTD/baseset
+        cd ~/Documents/OpenTTD/baseset
 
         echo "::group::Download OpenGFX"
         curl -L https://cdn.openttd.org/opengfx-releases/0.6.0/opengfx-0.6.0-all.zip -o opengfx-all.zip
@@ -235,7 +235,7 @@ jobs:
         cd build
 
         echo "::group::CMake"
-        cmake ${GITHUB_WORKSPACE} \
+        cmake .. \
           -DCMAKE_OSX_ARCHITECTURES=${{ matrix.full_arch }} \
           -DVCPKG_TARGET_TRIPLET=${{ matrix.arch }}-osx \
           -DCMAKE_TOOLCHAIN_FILE=/usr/local/share/vcpkg/scripts/buildsystems/vcpkg.cmake \
@@ -320,6 +320,8 @@ jobs:
 
     - name: Build
       shell: bash
+      env:
+        NINJA_STATUS: "[%f/%t -- %e] " # [finished_edges/total_edges -- elapsed_time], default value is "[%f/%t] "
       run: |
         mkdir build
         cd build
@@ -339,7 +341,7 @@ jobs:
     - name: Test
       shell: bash
       run: |
-        cd ${GITHUB_WORKSPACE}/build
+        cd build
         ctest --timeout 120
 
 
@@ -373,6 +375,8 @@ jobs:
           mingw-w64-${{ matrix.arch }}-gcc
           mingw-w64-${{ matrix.arch }}-lzo2
           mingw-w64-${{ matrix.arch }}-libpng
+          mingw-w64-${{ matrix.arch }}-lld
+          mingw-w64-${{ matrix.arch }}-ninja
 
     - name: Install OpenGFX
       shell: bash
@@ -395,24 +399,28 @@ jobs:
 
     - name: Build
       shell: msys2 {0}
+      env:
+        NINJA_STATUS: "[%f/%t -- %e] " # [finished_edges/total_edges -- elapsed_time], default value is "[%f/%t] "
       run: |
         mkdir build
         cd build
 
         echo "::group::CMake"
-        cmake .. -G"MSYS Makefiles"
+        cmake .. \
+          -GNinja \
+          -DCMAKE_CXX_FLAGS="-fuse-ld=lld" \
+          # EOF
         echo "::endgroup::"
 
         echo "::group::Build"
-        echo "Running on $(nproc) cores"
-        cmake --build . -j $(nproc)
+        cmake --build .
         echo "::endgroup::"
 
     - name: Test
       shell: msys2 {0}
       run: |
         cd build
-        ctest -j $(nproc) --timeout 120
+        ctest --timeout 120
 
   check_annotations:
     name: Check Annotations